The 2008–09 Turkish Cup, also known due to sponsorship reasons as the Fortis Türkiye Kupası, was the 47th edition of the annual tournament that determined the association football Süper Lig Turkish Cup (Turkish: Türkiye Kupası) champion under the auspices of the Turkish Football Federation (Turkish: Türkiye Futbol Federasyonu; TFF). (Beşiktaş) successfully contested Fenerbahçe in the final, 4–2. This tournament was conducted under the UEFA Cup system having replaced at the 44th edition a standard knockout competition scheme. Beşiktaş completed the double having successfully won 2008–09 Süper Lig.