2017–18 in Turkish football

The 2017–18 season was the 113th season of competitive football in Turkey.

Turkish Cup

 * Teams seeded for the group stages: Konyaspor (defending champions), Beşiktaş (1st in the Süper Lig), İstanbul Başakşehir (2nd), and Fenerbahçe (3rd).
 * Teams seeded for the play-off round: Galatasaray (4th in the Süper Lig), Antalyaspor (5th), Trabzonspor (6th), Akhisar Belediyespor (7th), Gençlerbirliği (8th), Kasımpaşa S.K. (10th), Kardemir Karabükspor (11th), Alanyaspor (12th), Osmanlıspor (13th), Bursaspor (14th), Kayserispor (15th), Sivasspor (1.Lig champions), Yeni Malatyaspor (1.Lig runners-up), and Göztepe (promoted from the 1.Lig)
 * Teams seeded for the second round: Çaykur Rizespor (16th in the Süper Lig), Gaziantepspor (17th), Adanaspor (18th), Eskişehirspor (3rd in the 1.Lig), Boluspor (4th), Giresunspor (6th), Altınordu (7th), Ümraniyespor (8th), Balıkesirspor (9th), Elazığspor (10th), Denizlispor (11th), Manisaspor (12th), Gaziantep B.B. (13th), Adana Demirspor (14th), Samsunspor (15th), Şanlıurfaspor (16th in the 1.Lig), Bandırmaspor (17th), Mersin İdman Yurdu (18th),

Third qualifying round

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Play-off round

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Round of 16

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Second qualifying round

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Third qualifying round

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Play-off round

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