| Champ: |  Jiří Veselý |
| Runner: |  Egor Gerasimov |
| Score: | 7–6(7–2), 5–7, 6–3 |
| Draw: | 28 (4 / 3) |
| Seeds: | 8 |
| Type: | singles doubles |
| After Year: | 2022 |
| Main Name: | Maharashtra Open |
See main article: 2020 Tata Open Maharashtra.
Kevin Anderson was the defending champion,[1] but chose not to participate this year.
Jiří Veselý won the title, defeating Egor Gerasimov in the final, 7–6(7–2), 5–7, 6–3.
Jiří Veselý saved 6 match points en route to the title – 2 match points against Ilya Ivashka in quarterfinal and 4 match points against Ričardas Berankis in semifinal.
The top four seeds receive a bye into the second round.