The DFB-Pokal 1990–91 was the 48<sup>th</sup> season of the competition. 64 teams competed in the tournament of six rounds. It began on 4 August 1990 and ended on 22 June 1991. After the semi-finals both had to be replayed after draws in the first games the final went into extra time, too. Eventually Werder Bremen defeated FC Köln 4–3 on penalties to take their second title.