The 1990–91 Iran 2nd Division football season was played in four groups of eight teams each.مجله کیهان ورزشی، تهران، 1990
Standings
Group A
Group B
Group C
Group D
References
{{DEFAULTSORT:1990-91 Iran Football's 2nd Division
League 2 (Iran) seasons
1990–91 in Asian second tier association football leagues, Iran
1990–91 in Iranian football, 2