| Club: | ATK |
| Season: | 2019–20 |
| Manager: | Antonio López Habas |
| Mgrtitle: | Head Coach |
| Chrtitle: | Owner |
| Stadium: | Salt Lake Stadium |
| League: | Indian Super League |
| League Result: | 2nd |
| Cup1: | ISL playoffs |
| Cup1 Result: | Champions |
| Cup2: | Super Cup |
| Cup2 Result: | Cancelled |
| League Topscorer: | Roy Krishna (15) |
| Pattern La1: | _atk15h |
| Pattern B1: | _atk15home |
| Pattern Ra1: | _atk15h |
| Pattern Sh1: | 0014A8 |
| Pattern So1: | _atk15h |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Socks1: | 0000AA |
| Pattern B2: | _blackstripes3 |
| Leftarm2: | 000000 |
| Body2: | A4A4A4 |
| Rightarm2: | 000000 |
| Shorts2: | 000000 |
| Socks2: | 000000 |
| Prevseason: | 2018–19 |
The 2019–20 season was ATK's sixth season since its establishment in 2014 and their sixth season in the Indian Super League. The 2019–20 season was ATK's last season before it got merged with I-League club Mohun Bagan FC to form ATK Mohun Bagan FC.[1] [2]
See main article: 2019–20 Indian Super League season.
See main article: 2019–20 Indian Super League playoffs.