Suleyman Koc (born 9 June 1989 in Berlin) is a Turkish-German footballer who plays for Turkish club Adana Demirspor.
Koc was sentenced in December 2011 by the Landgericht Berlin to three years and nine months in prison for a number of robberies and battery. In the summer of 2012, he was moved to an open prison, thus being able to return to playing for SV Babelsberg 03. In January 2014, he joined 2. Bundesliga club SC Paderborn 07.
On 10 January 2019, Koc joined Adana Demirspor on a 2.5-year contract.