| US Open | 08/20 19:40 | 44 | [190] Sumit Nagal v Tatsuma Ito [133] | 7-6,6-2 | |
| ATP - Hamburg | 07/23 10:50 | 25 | [207] Sumit Nagal v Richard Gasquet [65] | 2-6,6-7 | |
| ATP - Hamburg | 07/21 10:00 | 164 | Alejandro D-Fokina v Sumit Nagal | 3-6,5-7 | |
| ATP - Hamburg | 07/20 09:30 | 64 | [205] Sumit Nagal v Sebastian Ofner [138] | 7-5,6-2 | |
| Challenger - Mailand | 06/29 14:00 | 28 | [285] Danilo Petrovic v Sumit Nagal [224] | 7-5,6-2 | |
| Challenger - Mailand | 06/28 16:00 | 27 | [224] Sumit Nagal v Aslan Karatsev [343] | 6-4,7-6 | |
| Challenger - Mailand | 06/27 15:40 | 26 | [224] Sumit Nagal v Martin Cuevas [329] | Retired | |
| Challenger - Mailand | 06/25 15:20 | 25 | [224] Sumit Nagal v Laurynas Grigelis [293] | 6-2,6-3 | |
| Challenger - Bratislava | 06/22 13:05 | 28 | [251] Sumit Nagal v Norbert Gombos [202] | 1-6,6-4,2-6 | |
| Challenger - Bratislava | 06/21 14:00 | 27 | [251] Sumit Nagal v Andrej Martin [126] | 6-4,6-2 | |
| Challenger - Bratislava | 06/20 16:25 | 26 | [56] Martin Klizan v Sumit Nagal [251] | 6-1,1-6,6-7 | |
| Challenger - Bratislava | 06/19 11:40 | 25 | [445] Gerard Granollers v Sumit Nagal [251] | 3-6,1-6 | |
| Challenger - Lyon | 06/15 10:15 | 28 | [272] Sumit Nagal v Elias Ymer [140] | 1-6,1-6 | |
| Challenger - Lyon | 06/14 12:00 | 27 | [101] Albert Ramos-Vinolas v Sumit Nagal [272] | 5-7,6-7 | |
| Challenger - Lyon | 06/13 09:55 | 26 | [263] Uladzimir Ignatik v Sumit Nagal [272] | 1-6,6-3,3-6 | |
| Challenger - Lyon | 06/12 08:00 | 25 | [272] Sumit Nagal v Quentin Halys [159] | 6-3,6-2 | |
| Challenger - Lyon | 06/10 12:25 | 24 | [272] Sumit Nagal v Hugo Nys [335] | 6-4,6-2 | |
| Challenger - Posen | 06/05 12:20 | 25 | [164] Alessandro Giannessi v Sumit Nagal [280] | 7-5,3-6,6-3 | |
| Challenger - Posen | 06/04 08:00 | 24 | [192] Constant Lestienne v Sumit Nagal [280] | 3-6,7-5,3-6 | |
| Challenger - Samarkand | 05/18 11:15 | 28 | [355] Joao Menezes v Sumit Nagal [303] | 5-7,6-4,6-3 | |
| Challenger - Samarkand | 05/17 06:00 | 27 | [300] Roberto Ortega-Olmedo v Sumit Nagal [303] | 5-7,4-6 | |
| Challenger - Samarkand | 05/16 09:00 | 26 | [303] Sumit Nagal v Dmitry Popko [359] | 7-6,6-3 | |
| Challenger - Samarkand | 05/14 09:20 | 25 | [303] Sumit Nagal v Sadio Doumbia [374] | 6-4,1-6,6-1 | |
| Challenger - Rom | 05/07 11:00 | 24 | [290] Ulises Blanch v Sumit Nagal [303] | 6-2,7-5 | |
| Challenger - Savannah | 05/04 19:55 | 28 | [332] Sumit Nagal v Paolo Lorenzi [108] | 4-6,6-4,2-6 | |
| Challenger - Savannah | 05/03 17:50 | 27 | [332] Sumit Nagal v Corentin Moutet [126] | 6-4,7-5 | |
| Challenger - Savannah | 05/02 21:30 | 26 | [332] Sumit Nagal v Sebastian Korda [408] | 6-3,7-6 | |
| Challenger - Savannah | 05/01 14:00 | 25 | [222] Mats Moraing v Sumit Nagal [332] | Retired | |
| Challenger - Savannah | 04/29 18:35 | 24 | [332] Sumit Nagal v Juan P Varillas [347] | 6-7,6-2,7-5 | |
| Challenger - Tallahassee | 04/26 16:00 | 27 | [133] Corentin Moutet v Sumit Nagal [344] | 6-2,1-6,7-5 |
Sumit Nagal (* 16. August 1997 in Jhajjar) ist ein indischer Tennisspieler.