| Club: | Sarajevo |
| Season: | 1990–91 |
| Chrtitle: | President |
| Chairman: | Kemal Hujić |
| Ownertitle: | Sporting director |
| Owner: | Svetozar Vujović |
| Manager: | Rajko Rašević Srboljub Markušević Fuad Muzurović |
| Stadium: | Koševo City Stadium |
| League: | Yugoslav First League |
| League Result: | 11th |
| Cup1: | Yugoslav Cup |
| Cup1 Result: | Round of 16 |
| League Topscorer: | Dane Kuprešanin (13) |
| Season Topscorer: | Dane Kuprešanin (14) |
| Highest Attendance: | 15,000 vs Red Star |
| Lowest Attendance: | 200 vs Borac Čačak |
| Average Attendance: | 3,079 |
| Largest Win: | Sarajevo 6–1 Borac Čačak (8 August 1990) |
| Largest Loss: | Dinamo Zagreb 8–1 Sarajevo (21 April 1991) |
| Prevseason: | 1989–90 |
| Nextseason: | 1991–92 |
The 1990–91 Sarajevo season was the club's 44th season in history, and their 42nd season in the top flight of Yugoslav football, the Yugoslav First League. Besides competing in the First League, the team competed in the National Cup.
See main article: 1990–91 Yugoslav First League.
See main article: 1989–90 Yugoslav Cup.
| Rank | Player | Games | |
|---|---|---|---|
| 1 | Risto Vidaković | 37 | |
| 2 | Vejsil Varupa | 36 | |
| 3 | Srđan Bajić | 35 | |
| 4 | Muslija Ramović | 35 |
| Rank | Player | Goals | |
|---|---|---|---|
| 1 | Dane Kuprešanin | 14 | |
| 2 | Miloš Nedić | 10 | |
| 3 | Bernard Barnjak | 9 | |
| 4 | Muslija Ramović | 7 |