| ATP - Monte Carlo | 04/11 11:15 | 25 | [7] Holger Rune v Sumit Nagal [93] | 6-3,3-6,6-2 | |
| ATP - Monte Carlo | 04/08 10:20 | 24 | [38] Matteo Arnaldi v Sumit Nagal [93] | 7-5,2-6,4-6 | |
| ATP - Monte Carlo | 04/07 09:00 | 19 | [55] Facundo Diaz Acosta v Sumit Nagal [95] | 5-7,6-2,2-6 | |
| ATP - Monte Carlo | 04/06 09:00 | 14 | [95] Sumit Nagal v Flavio Cobolli [63] | 6-2,6-3 | |
| ATP - Marrakesch | 04/03 11:00 | 26 | [95] Sumit Nagal v Lorenzo Sonego [61] | 6-1,3-6,4-6 | |
| ATP - Marrakesch | 04/02 10:30 | 25 | [99] Corentin Moutet v Sumit Nagal [95] | 6-4,3-6,2-6 | |
| ATP - Miami | 03/19 15:00 | 15 | [212] Coleman Wong v Sumit Nagal [97] | 3-6,6-1,7-5 | |
| ATP - Miami | 03/18 15:00 | 14 | [133] Gabriel Diallo v Sumit Nagal [97] | 6-7,2-6 | |
| ATP - Indian Wells | 03/08 02:00 | 23 | [224] Milos Raonic v Sumit Nagal [101] | 6-3,6-3 | |
| ATP - Indian Wells | 03/05 18:00 | 15 | [101] Sumit Nagal v Seongchan Hong [227] | 6-2,2-6,6-7 | |
| ATP - Indian Wells | 03/04 18:00 | 14 | Sumit Nagal v Stefan Dostanic | 6-2,6-2 | |
| ATP - Dubai | 02/27 16:45 | 25 | [97] Sumit Nagal v Lorenzo Sonego [48] | 4-6,7-5,1-6 | |
| Challenger - Pune | 02/22 12:05 | 26 | [98] Sumit Nagal v Niki Kaliyanda Poonacha [138] | 4-6,3-6 | |
| Challenger - Pune | 02/20 09:30 | 25 | [98] Sumit Nagal v Yu Hsiou Hsu [228] | 7-6,6-4 | |
| Challenger - Bengaluru | 02/17 12:30 | 28 | [204] Stefano Napolitano v Sumit Nagal [98] | 7-6,6-4 | |
| Challenger - Bengaluru | 02/16 14:55 | 27 | [153] Adam Walton v Sumit Nagal [98] | 5-7,2-6 | |
| Challenger - Bengaluru | 02/15 12:45 | 26 | [244] Coleman Wong v Sumit Nagal [98] | 2-6,5-7 | |
| Challenger - Bengaluru | 02/13 13:00 | 25 | [274] Geoffrey Blancaneaux v Sumit Nagal [98] | 2-6,2-6 | |
| Challenger - Chennai | 02/11 11:30 | 29 | [114] Luca Nardi v Sumit Nagal [121] | 1-6,4-6 | |
| Challenger - Chennai | 02/10 09:30 | 28 | [186] Dalibor Svrcina v Sumit Nagal [121] | 3-6,4-6 | |
| Challenger - Chennai | 02/09 09:30 | 27 | [331] Dominik Palan v Sumit Nagal [121] | 3-6,3-6 | |
| Challenger - Chennai | 02/07 09:30 | 26 | [270] Giovanni Fonio v Sumit Nagal [121] | 5-7,2-6 | |
| Challenger - Chennai | 02/06 10:55 | 25 | [311] S D Prajwal Dev v Sumit Nagal [121] | 1-6,2-6 | |
| Australian Open | 01/18 05:35 | 24 | [137] Sumit Nagal v Juncheng Shang [140] | 6-2,3-6,5-7,4-6 | |
| Australian Open | 01/16 04:00 | 23 | [27] Alexander Bublik v Sumit Nagal [137] | 4-6,2-6,6-7 | |
| Australian Open | 01/12 04:00 | 19 | [118] Alex Molcan v Sumit Nagal [139] | 4-6,4-6 | |
| Australian Open | 01/11 04:30 | 15 | [422] Edward Winter v Sumit Nagal [139] | 3-6,2-6 | |
| Australian Open | 01/10 02:30 | 14 | [238] Geoffrey Blancaneaux v Sumit Nagal [139] | 3-6,5-7 | |
| Challenger - Canberra | 01/02 01:30 | 25 | [157] Andrea Vavassori v Sumit Nagal [138] | 6-7,6-4,7-5 | |
| Challenger - Maspalomas | 11/30 10:00 | 26 | [434] Imanol L Morillo v Sumit Nagal [140] | 3-6,6-4,7-5 |
Sumit Nagal (* 16. August 1997 in Jhajjar) ist ein indischer Tennisspieler.