The 1990–91 season was the 45th season in FK Partizan's existence. This article shows player statistics and matches that the club played during the 1990–91 season.
Source: rsssf.org Rules for classification: 1) points; 2) goal difference; 3) number of goals scored. (C) Champion Notes:
^After the season, Croatian and Slovenian clubs left the Yugoslav federation and formed their own leagues. Dinamo Zagreb, Hajduk Split, Osijek and Rijeka joined 1992 Prva HNL, while Olimpija joined 1991–92 Slovenian PrvaLiga.