1999–2000 UEFA Cup

The competition was marred by violence involving Turkish and English hooligans in the semi-finals and the final, in particular the fatal stabbings of Leeds United fans Kevin Speight and Christopher Loftus by Galatasaray fans in Istanbul.

[1] Parma were the defending champions, but were eliminated by Werder Bremen in the fourth round.

This season's champions also qualified for the 2001 FIFA Club World Championship, which was never held.

When a place is vacated, it is redistributed within the national association by the following rules: The labels in the parentheses show how each team qualified for the place of its starting round: The schedule of the competition was as follows.

The mechanism of the draws for each round was as follows: The final was played on 17 May 2000 at the Parken Stadium in Copenhagen, Denmark.