| Season | 1990–91 |
|---|---|
| Dates | July 1990 – June 1991 |
| Champions | Stal Stalowa Wola (1st title) |
| Promoted | Stal Stalowa Wola Widzew Łódź |
| Relegated | Hutnik Warsaw Ostrovia Ostrów Wlkp. |
| Matches | 380 |
| Goals | 846 (2.23 per match) |
| Top goalscorer | Robert Dymkowski (21 goals)[1] |
| Biggest home win | Odra 6–0Ostrovia |
| Biggest away win | Ostrovia 0–4Miedź |
| Highest scoring | Ostrovia 3–5Górnik |
| Highest attendance | 10,000[2] |
| Total attendance | 932,520 |
| Average attendance | 2,454 8.1%[2] |
1991–92 → | |
The1990–91 I liga (then known as the1990–91 II liga) was the 43rd season of theI liga,the second highest division in thePolish football league system since its establishment in 1949.
The league was operated by thePolish Football Association (PZPN). 20 teams took part in them, playing in a circular system. The league season began in July 1990, the last matches were played in June 1991. It was the last edition of the I liga before the competition reform, after which two groups of this level were restored.[3]
Stal Stalowa Wola won the championship for the first time in their history.
The order of the teams according to the place taken at the end of the season.[3]
| Rank | Player | Club | Goals[1] |
|---|---|---|---|
| 1 |  Robert Dymkowski | Pogoń Szczecin | 21 |
| 2 | Zenon Burzawa | Stilon Gorzów Wielkopolski | 19 |
| Bogusław Cygan | Polonia Bytom |