<?xml version="1.0"?>
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd http://www.w3.org/1999/xlink http://www.xbrl.org/2003/xlink-2003-12-31.xsd">
  <link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" roleURI="http://www.xbrl.org/2009/role/netLabel" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_totalLabel_labelfr" xml:lang="fr">Trésorerie</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:to="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AcquisitionOfOtherIntangibleAssets" xlink:href="olg-2026-06-30.xsd#olg_AcquisitionOfOtherIntangibleAssets" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AcquisitionOfOtherIntangibleAssets_label_labelfr" xml:lang="fr">Acquisitions d’autres immobilisations incorporelles</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AcquisitionOfOtherIntangibleAssets" xlink:to="AcquisitionOfOtherIntangibleAssets_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AcquisitionOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_AcquisitionOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AcquisitionOfPlayerRegistrations_label_labelfr" xml:lang="fr">Acquisitions de contrats joueurs </link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AcquisitionOfPlayerRegistrations" xlink:to="AcquisitionOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AcquisitionOfPlayerRegistrationsNetOfChangeInLiabilities" xlink:href="olg-2026-06-30.xsd#olg_AcquisitionOfPlayerRegistrationsNetOfChangeInLiabilities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AcquisitionOfPlayerRegistrationsNetOfChangeInLiabilities_label_labelfr" xml:lang="fr">Acquisitions de contrats joueurs nettes de variation des dettes</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AcquisitionOfPlayerRegistrationsNetOfChangeInLiabilities" xlink:to="AcquisitionOfPlayerRegistrationsNetOfChangeInLiabilities_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustementsForCapitalGainsOnSaleOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_AdjustementsForCapitalGainsOnSaleOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AdjustementsForCapitalGainsOnSaleOfPlayerRegistrations_label_labelfr" xml:lang="fr">Ajustement des plus-values de cession des contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustementsForCapitalGainsOnSaleOfPlayerRegistrations" xlink:to="AdjustementsForCapitalGainsOnSaleOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustementsForGainsOnSaleOfOtherNoncurrentAssets" xlink:href="olg-2026-06-30.xsd#olg_AdjustementsForGainsOnSaleOfOtherNoncurrentAssets" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AdjustementsForGainsOnSaleOfOtherNoncurrentAssets_label_labelfr" xml:lang="fr">Ajustement des plus-values de cession des autres immobilisations</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustementsForGainsOnSaleOfOtherNoncurrentAssets" xlink:to="AdjustementsForGainsOnSaleOfOtherNoncurrentAssets_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustementsForNetCostOfFinancialDebt" xlink:href="olg-2026-06-30.xsd#olg_AdjustementsForNetCostOfFinancialDebt" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AdjustementsForNetCostOfFinancialDebt_label_labelfr" xml:lang="fr">Ajustement pour coût de l’endettement financier net</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustementsForNetCostOfFinancialDebt" xlink:to="AdjustementsForNetCostOfFinancialDebt_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="AdjustmentsForDecreaseIncreaseInOtherAssets_totalLabel_labelfr" xml:lang="fr">Variations Autres créances</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:to="AdjustmentsForDecreaseIncreaseInOtherAssets_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_totalLabel_labelfr" xml:lang="fr">Clients et autres débiteurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:to="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustmentsForDepreciationAmortisationAndProvisions" xlink:href="olg-2026-06-30.xsd#olg_AdjustmentsForDepreciationAmortisationAndProvisions" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AdjustmentsForDepreciationAmortisationAndProvisions_label_labelfr" xml:lang="fr">Ajustements pour amortissements et provisions</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsForDepreciationAmortisationAndProvisions" xlink:to="AdjustmentsForDepreciationAmortisationAndProvisions_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="AdjustmentsForIncreaseDecreaseInOtherLiabilities_totalLabel_labelfr" xml:lang="fr">Variations Autres dettes</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:to="AdjustmentsForIncreaseDecreaseInOtherLiabilities_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_totalLabel_labelfr" xml:lang="fr">Fournisseurs et autres créditeurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:to="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CapitalIncreaseAndOsraneConversion" xlink:href="olg-2026-06-30.xsd#olg_CapitalIncreaseAndOsraneConversion" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CapitalIncreaseAndOsraneConversion_label_labelfr" xml:lang="fr">Augmentation de capital et conversion OSRANE</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalIncreaseAndOsraneConversion" xlink:to="CapitalIncreaseAndOsraneConversion_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_periodEndLabel_labelfr" xml:lang="fr">Trésorerie et équivalents de trésorerie si différents de l’état de la situation financière fermeture</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:to="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_periodEndLabel_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_periodStartLabel_labelfr" xml:lang="fr">Trésorerie et équivalents de trésorerie si différents de l’état de la situation financière ouverture</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:to="CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_periodStartLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="CashFlowsFromUsedInFinancingActivities_totalLabel_labelfr" xml:lang="fr">Flux net de trésorerie lié aux opérations de financement</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="CashFlowsFromUsedInFinancingActivities_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_totalLabel_labelfr" xml:lang="fr">Capacité d'autofinancement avant impôt</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:to="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangeInOsranes" xlink:href="olg-2026-06-30.xsd#olg_ChangeInOsranes" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangeInOsranes_label_labelfr" xml:lang="fr">Variation sur OSRANE</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangeInOsranes" xlink:to="ChangeInOsranes_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangeInScope" xlink:href="olg-2026-06-30.xsd#olg_ChangeInScope" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangeInScope_label_labelfr" xml:lang="fr">Variation de périmètre</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangeInScope" xlink:to="ChangeInScope_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangesInCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPositionAbstract" xlink:href="olg-2026-06-30.xsd#olg_ChangesInCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPositionAbstract" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangesInCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPositionAbstract_label_labelfr" xml:lang="fr">Variation Trésorerie et équivalents de trésorerie si différents de l’état de la situation financière</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesInCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPositionAbstract" xlink:to="ChangesInCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPositionAbstract_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangesOtherAssets" xlink:href="olg-2026-06-30.xsd#olg_ChangesOtherAssets" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangesOtherAssets_label_labelfr" xml:lang="fr">Variations Autres actifs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesOtherAssets" xlink:to="ChangesOtherAssets_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangesOtherLiabilities" xlink:href="olg-2026-06-30.xsd#olg_ChangesOtherLiabilities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangesOtherLiabilities_label_labelfr" xml:lang="fr">Variations Autres passifs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesOtherLiabilities" xlink:to="ChangesOtherLiabilities_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangesTradePayables" xlink:href="olg-2026-06-30.xsd#olg_ChangesTradePayables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangesTradePayables_label_labelfr" xml:lang="fr">Variations Dettes fournisseurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesTradePayables" xlink:to="ChangesTradePayables_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ChangesTradePayables_totalLabel_labelfr" xml:lang="fr">Variations Dettes fournisseurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesTradePayables" xlink:to="ChangesTradePayables_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ChangesTradeReceivables" xlink:href="olg-2026-06-30.xsd#olg_ChangesTradeReceivables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ChangesTradeReceivables_label_labelfr" xml:lang="fr">Variations Créances clients</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesTradeReceivables" xlink:to="ChangesTradeReceivables_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ChangesTradeReceivables_totalLabel_labelfr" xml:lang="fr">Variations Créances clients</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangesTradeReceivables" xlink:to="ChangesTradeReceivables_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CurrencyTranslationAdjustment" xlink:href="olg-2026-06-30.xsd#olg_CurrencyTranslationAdjustment" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CurrencyTranslationAdjustment_label_labelfr" xml:lang="fr">Écart de conversion</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrencyTranslationAdjustment" xlink:to="CurrencyTranslationAdjustment_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CurrentInfrastructureBankLoan" xlink:href="olg-2026-06-30.xsd#olg_CurrentInfrastructureBankLoan" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CurrentInfrastructureBankLoan_label_labelfr" xml:lang="fr">Emprunt bancaire stade courant</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentInfrastructureBankLoan" xlink:to="CurrentInfrastructureBankLoan_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CurrentPlayerRegistrationPayables" xlink:href="olg-2026-06-30.xsd#olg_CurrentPlayerRegistrationPayables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CurrentPlayerRegistrationPayables_label_labelfr" xml:lang="fr">Dettes courantes sur contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentPlayerRegistrationPayables" xlink:to="CurrentPlayerRegistrationPayables_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="CurrentReceivablesOnSaleOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_CurrentReceivablesOnSaleOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CurrentReceivablesOnSaleOfPlayerRegistrations_label_labelfr" xml:lang="fr">Créances courantes sur contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentReceivablesOnSaleOfPlayerRegistrations" xlink:to="CurrentReceivablesOnSaleOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="DisposalOrReductionInOtherNoncurrentAssets" xlink:href="olg-2026-06-30.xsd#olg_DisposalOrReductionInOtherNoncurrentAssets" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="DisposalOrReductionInOtherNoncurrentAssets_label_labelfr" xml:lang="fr">Cessions ou diminutions des autres actifs immobilisés</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisposalOrReductionInOtherNoncurrentAssets" xlink:to="DisposalOrReductionInOtherNoncurrentAssets_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="Ebitda" xlink:href="olg-2026-06-30.xsd#olg_Ebitda" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="Ebitda_label_labelfr" xml:lang="fr">Excédent brut d’exploitation </link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Ebitda" xlink:to="Ebitda_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="Ebitda_totalLabel_labelfr" xml:lang="fr">Excédent brut d’exploitation </link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Ebitda" xlink:to="Ebitda_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="GainsOnSaleOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_GainsOnSaleOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="GainsOnSaleOfPlayerRegistrations_label_labelfr" xml:lang="fr">Plus-value/cessions joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainsOnSaleOfPlayerRegistrations" xlink:to="GainsOnSaleOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="IncreaseDecreaseInCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="IncreaseDecreaseInCashAndCashEquivalents_totalLabel_labelfr" xml:lang="fr">Variation de trésorerie</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInCashAndCashEquivalents" xlink:to="IncreaseDecreaseInCashAndCashEquivalents_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="IncreaseDecreaseInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseInWorkingCapital" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="IncreaseDecreaseInWorkingCapital_totalLabel_labelfr" xml:lang="fr">Variation du besoin en fonds de roulement</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInWorkingCapital" xlink:to="IncreaseDecreaseInWorkingCapital_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="InterestPaid" xlink:href="olg-2026-06-30.xsd#olg_InterestPaid" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="InterestPaid_label_labelfr" xml:lang="fr">Intérêts versés</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaid" xlink:to="InterestPaid_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="InterestPaidOnLeaseLiabilities" xlink:href="olg-2026-06-30.xsd#olg_InterestPaidOnLeaseLiabilities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="InterestPaidOnLeaseLiabilities_label_labelfr" xml:lang="fr">Intérêts versés sur les dettes liées aux obligations locatives</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaidOnLeaseLiabilities" xlink:to="InterestPaidOnLeaseLiabilities_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="NetDepreciationAmortisationAndProvisions" xlink:href="olg-2026-06-30.xsd#olg_NetDepreciationAmortisationAndProvisions" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="NetDepreciationAmortisationAndProvisions_label_labelfr" xml:lang="fr">Dotations aux amortissements et provisions nettes </link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetDepreciationAmortisationAndProvisions" xlink:to="NetDepreciationAmortisationAndProvisions_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="NoncurrentInfrastructureBonds" xlink:href="olg-2026-06-30.xsd#olg_NoncurrentInfrastructureBonds" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="NoncurrentInfrastructureBonds_label_labelfr" xml:lang="fr">Emprunt obligataire infrastructure non courant</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncurrentInfrastructureBonds" xlink:to="NoncurrentInfrastructureBonds_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="NoncurrentLiabilitiesOnAcquisitionOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_NoncurrentLiabilitiesOnAcquisitionOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="NoncurrentLiabilitiesOnAcquisitionOfPlayerRegistrations_label_labelfr" xml:lang="fr">Dettes non courantes sur contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncurrentLiabilitiesOnAcquisitionOfPlayerRegistrations" xlink:to="NoncurrentLiabilitiesOnAcquisitionOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="NoncurrentReceivablesOnSaleOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_NoncurrentReceivablesOnSaleOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="NoncurrentReceivablesOnSaleOfPlayerRegistrations_label_labelfr" xml:lang="fr">Créances non courante sur contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncurrentReceivablesOnSaleOfPlayerRegistrations" xlink:to="NoncurrentReceivablesOnSaleOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="OtherEquity" xlink:href="olg-2026-06-30.xsd#olg_OtherEquity" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="OtherEquity_label_labelfr" xml:lang="fr">Autres fonds propres</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherEquity" xlink:to="OtherEquity_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="OtherEquityMember" xlink:href="olg-2026-06-30.xsd#olg_OtherEquityMember" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="OtherEquityMember_label_labelfr" xml:lang="fr">Autres fonds propres</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherEquityMember" xlink:to="OtherEquityMember_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="PlayerRegistrationPayablesAsOf3006Y" xlink:href="olg-2026-06-30.xsd#olg_PlayerRegistrationPayablesAsOf3006Y" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PlayerRegistrationPayablesAsOf3006Y_label_labelfr" xml:lang="fr">Dettes joueurs au 30/06/N</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlayerRegistrationPayablesAsOf3006Y" xlink:to="PlayerRegistrationPayablesAsOf3006Y_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="PlayerRegistrationPayablesAsOf3006Y1" xlink:href="olg-2026-06-30.xsd#olg_PlayerRegistrationPayablesAsOf3006Y1" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PlayerRegistrationPayablesAsOf3006Y1_label_labelfr" xml:lang="fr">Dettes joueurs au 30/06/N-1</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlayerRegistrationPayablesAsOf3006Y1" xlink:to="PlayerRegistrationPayablesAsOf3006Y1_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="PlayerRegistrationReceivablesAsOf3006Y" xlink:href="olg-2026-06-30.xsd#olg_PlayerRegistrationReceivablesAsOf3006Y" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PlayerRegistrationReceivablesAsOf3006Y_label_labelfr" xml:lang="fr">Créances joueurs au 30/06/N</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlayerRegistrationReceivablesAsOf3006Y" xlink:to="PlayerRegistrationReceivablesAsOf3006Y_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="PlayerRegistrationReceivablesAsOf3006Y1" xlink:href="olg-2026-06-30.xsd#olg_PlayerRegistrationReceivablesAsOf3006Y1" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PlayerRegistrationReceivablesAsOf3006Y1_label_labelfr" xml:lang="fr">Créances joueurs au 30/06/N-1</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlayerRegistrationReceivablesAsOf3006Y1" xlink:to="PlayerRegistrationReceivablesAsOf3006Y1_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="PlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_PlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PlayerRegistrations_label_labelfr" xml:lang="fr">Contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlayerRegistrations" xlink:to="PlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ProceedsFromTheSaleOfPlayerRegistrations" xlink:href="olg-2026-06-30.xsd#olg_ProceedsFromTheSaleOfPlayerRegistrations" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ProceedsFromTheSaleOfPlayerRegistrations_label_labelfr" xml:lang="fr">Produits sur cessions de contrats joueurs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromTheSaleOfPlayerRegistrations" xlink:to="ProceedsFromTheSaleOfPlayerRegistrations_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:href="olg-2026-06-30.xsd#olg_ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_label_labelfr" xml:lang="fr">Résultat avant impôt et avant quote part de résultat net des entreprises associées</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:to="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_totalLabel_labelfr" xml:lang="fr">Résultat avant impôt et avant quote part de résultat net des entreprises associées</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:to="ProfitLossBeforeTaxBeforeShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_totalLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ProfitLossRecognisedDirectlyInEquityMember" xlink:href="olg-2026-06-30.xsd#olg_ProfitLossRecognisedDirectlyInEquityMember" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ProfitLossRecognisedDirectlyInEquityMember_label_labelfr" xml:lang="fr">Résultats enregistrés directement en capitaux propres</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLossRecognisedDirectlyInEquityMember" xlink:to="ProfitLossRecognisedDirectlyInEquityMember_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ReservesAndRetainedEarnings" xlink:href="olg-2026-06-30.xsd#olg_ReservesAndRetainedEarnings" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ReservesAndRetainedEarnings_label_labelfr" xml:lang="fr">Réserves</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReservesAndRetainedEarnings" xlink:to="ReservesAndRetainedEarnings_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ReservesAndRetainedEarningsMember" xlink:href="olg-2026-06-30.xsd#olg_ReservesAndRetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ReservesAndRetainedEarningsMember_label_labelfr" xml:lang="fr">Réserves et résultat</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReservesAndRetainedEarningsMember" xlink:to="ReservesAndRetainedEarningsMember_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="RightofuseAssetsThatDoNotMeetDefinitionOfInvestmentProperty" xlink:href="olg-2026-06-30.xsd#olg_RightofuseAssetsThatDoNotMeetDefinitionOfInvestmentProperty" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="RightofuseAssetsThatDoNotMeetDefinitionOfInvestmentProperty_label_labelfr" xml:lang="fr">Actifs liés aux droits d'utilisation</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RightofuseAssetsThatDoNotMeetDefinitionOfInvestmentProperty" xlink:to="RightofuseAssetsThatDoNotMeetDefinitionOfInvestmentProperty_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="SaleOfPlayerRegistrationsNetOfChangeInReceivables" xlink:href="olg-2026-06-30.xsd#olg_SaleOfPlayerRegistrationsNetOfChangeInReceivables" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="SaleOfPlayerRegistrationsNetOfChangeInReceivables_label_labelfr" xml:lang="fr">Cessions de contrats joueurs nettes de variation des créances</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfPlayerRegistrationsNetOfChangeInReceivables" xlink:to="SaleOfPlayerRegistrationsNetOfChangeInReceivables_label_labelfr" xlink:type="arc" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="SaleOfPlayerRegistrationsNetOfChangeInReceivables_netLabel_labelfr" xml:lang="fr">Cessions de contrats joueurs nettes de variation des créances</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfPlayerRegistrationsNetOfChangeInReceivables" xlink:to="SaleOfPlayerRegistrationsNetOfChangeInReceivables_netLabel_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="ShareholdersAdvance" xlink:href="olg-2026-06-30.xsd#olg_ShareholdersAdvance" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ShareholdersAdvance_label_labelfr" xml:lang="fr">Avances actionnaires</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareholdersAdvance" xlink:to="ShareholdersAdvance_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="TaxAndSocialSecurityLiabilities" xlink:href="olg-2026-06-30.xsd#olg_TaxAndSocialSecurityLiabilities" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="TaxAndSocialSecurityLiabilities_label_labelfr" xml:lang="fr">Dettes fiscales et sociales</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxAndSocialSecurityLiabilities" xlink:to="TaxAndSocialSecurityLiabilities_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="TradeReceivablesAndAssetsRelatedToCustomerContracts" xlink:href="olg-2026-06-30.xsd#olg_TradeReceivablesAndAssetsRelatedToCustomerContracts" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="TradeReceivablesAndAssetsRelatedToCustomerContracts_label_labelfr" xml:lang="fr">Créances clients et actifs sur contrats clients</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeReceivablesAndAssetsRelatedToCustomerContracts" xlink:to="TradeReceivablesAndAssetsRelatedToCustomerContracts_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="UndatedSubordinatedNotes" xlink:href="olg-2026-06-30.xsd#olg_UndatedSubordinatedNotes" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="UndatedSubordinatedNotes_label_labelfr" xml:lang="fr">Emprunt TSDI</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UndatedSubordinatedNotes" xlink:to="UndatedSubordinatedNotes_label_labelfr" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>