Founded: 2020 [Merger between ATK FC and Mohun Bagan AC]
Ground: Salt Lake Stadium, Mohun Bagan Ground
Owner: ATK Mohun Bagan Pvt. Ltd., Sanjiv Goenka
Coach: Antonio López Habas
League: Indian Super League [ISL], Calcutta Football League, AFC Cup
2020-21 ISL: Finished 2nd (11 teams)
2020-21 ISL Playoffs: Runners Up (Inaugural Season)
Ground: Salt Lake Stadium, Mohun Bagan Ground
Owner: ATK Mohun Bagan Pvt. Ltd., Sanjiv Goenka
Coach: Antonio López Habas
League: Indian Super League [ISL], Calcutta Football League, AFC Cup
2020-21 ISL: Finished 2nd (11 teams)
2020-21 ISL Playoffs: Runners Up (Inaugural Season)
AFC Cup Group Table 2021
| GROUP D | team | p | w | d | l | pts | gf | ga | gd |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Bashundhara Kings (BAN) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | Maziya S&RC (MDV) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 | ATK Mohun Bagan (IND) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | PO Winner (Bengaluru FC vs Club Eagles (Maldives)) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Indian Super League [ISL] Table 2020-21
| pos | team | p | w | d | l | pts | gf | ga | gd |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Mumbai City FC | 20 | 12 | 4 | 4 | 40 | 35 | 18 | 17 |
| 2 | ATK Mohun Bagan | 20 | 12 | 4 | 4 | 40 | 28 | 15 | 13 |
| 3 | Northeast United FC | 20 | 8 | 9 | 3 | 33 | 31 | 25 | 6 |
| 4 | FC Goa | 20 | 7 | 10 | 3 | 31 | 31 | 23 | 8 |
| 5 | Hyderabad FC | 20 | 6 | 11 | 3 | 29 | 27 | 19 | 8 |
| 6 | Jamshedpur FC | 20 | 7 | 6 | 7 | 27 | 21 | 22 | -1 |
| 7 | Bengaluru FC | 20 | 5 | 7 | 8 | 22 | 26 | 28 | -2 |
| 8 | Chennaiyin FC | 20 | 3 | 11 | 6 | 20 | 17 | 23 | -6 |
| 9 | SC East Bengal | 20 | 3 | 8 | 9 | 17 | 22 | 33 | -11 |
| 10 | Kerala Blasters FC | 20 | 3 | 8 | 9 | 17 | 23 | 36 | -13 |
| 11 | Odisha FC | 20 | 2 | 6 | 12 | 12 | 25 | 44 | -19 |