1989–90 Turkish Cup

The 1989–90 Turkish Cup was the 28th edition of the annual tournament that determined the association football Süper Lig Turkish Cup (Türkiye Kupası) champion under the auspices of the Turkish Football Federation (Türkiye Futbol Federasyonu; TFF). Beşiktaş successfully contested Trabzonspor 2–0 in the final.

Quarter-finals

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Semi-finals

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