| ITF China F5 | 04/13 03:00 | 26 | Patrombon, Jeson v Prashanth, N. Vijay Sundar | 1-6,1-6 | |
| ITF China F5 | 04/12 05:20 | 25 | Kaza, Vinayak Sharma v Prashanth, N. Vijay Sundar | 6-7,2-6 | |
| ITF China F4 | 04/09 02:00 | 27 | Prashanth, N. Vijay Sundar v Wang, Jimmy | 2-6,6-7 | |
| ITF China F4 | 04/08 02:00 | 26 | Prashanth, N. Vijay Sundar v Kuan-Yi Lee | 6-3,6-3 | |
| ITF China F4 | 04/05 02:00 | 25 | Prashanth, N. Vijay Sundar v Hsieh, Cheng-Peng | 6-4,6-0 | |
| Challenger Zhuhai Qual | 03/06 03:20 | 46 | Ghedin, Riccardo v Prashanth, N. Vijay Sundar | 6-7,7-6,6-4 | |
| Challenger Zhuhai Qual | 03/05 04:55 | 45 | Gong, Xiao v Prashanth, N. Vijay Sundar | 2-6,5-7 | |
| ITF India F4 | 09/19 09:30 | 29 | Prashanth, N. Vijay Sundar v Sidharth Rawat | 3-6,6-4,6-2 | |
| ITF India F4 | 09/18 04:30 | 28 | Prashanth, N. Vijay Sundar v Sumit Nagal | 6-3,4-6,6-2 | |
| ITF India F4 | 09/17 06:00 | 27 | Prashanth, N. Vijay Sundar v Gunneswaran, Prajnesh | 6-3,6-2 | |
| ITF India F4 | 09/16 05:10 | 26 | Prashanth, N. Vijay Sundar v Cheruku, Vasisht | 6-4,6-0 | |
| ITF India F4 | 09/15 05:15 | 25 | Prashanth, N. Vijay Sundar v Wishaya Trongcharoenchaikul | 6-3,6-1 | |
| ITF India F4 | 09/03 03:30 | 27 | Prashanth, N. Vijay Sundar v Kaza, Vinayak Sharma | 7-6,2-6,1-6 | |
| ITF India F4 | 09/02 03:30 | 26 | Prashanth, N. Vijay Sundar v Patrombon, Jeson | 6-3,6-2 | |
| ITF India F4 | 09/01 05:35 | 25 | Prashanth, N. Vijay Sundar v Khan, Shahbaaz | 6-1,6-4 | |
| ITF India F4 | 08/26 05:25 | 26 | Prashanth, N. Vijay Sundar v Bisht, Ronit Singh | Retired | |
| ITF India F4 | 08/24 04:00 | 25 | Prashanth, N. Vijay Sundar v Sood, Chandril | 6-3,6-4 | |
| ITF Germany F7 | 07/16 09:00 | - | Kekez, Duje v Prashanth, N. Vijay Sundar | 6-4,3-6,6-3 | |
| ITF Germany F7 | 07/15 09:00 | - | Karim-Mohamed Maamoun v Prashanth, N. Vijay Sundar | 6-2,1-6,3-6 | |
| ITF Great Britain F6 | 07/08 11:45 | - | Prashanth, N. Vijay Sundar v Pauffley, Neil | 4-6,1-6 | |
| ITF Great Britain F6 | 07/07 14:10 | - | Prashanth, N. Vijay Sundar v Ridout, Robbie | 7-5,6-2 | |
| ITF Netherlands F3 | 07/02 10:00 | - | Huta Galung, Jesse v Prashanth, N. Vijay Sundar | 6-4,6-7,6-1 | |
| ITF Netherlands F3 | 07/01 10:00 | - | Niesten, Miliaan v Prashanth, N. Vijay Sundar | 6-3,4-6,3-6 | |
| ATP Stuttgart Qual | 06/06 13:15 | 45 | Prashanth, N. Vijay Sundar v Przysiezny, Michal | 3-6,2-6 | |
| ATP Geneva Qual | 05/16 10:35 | 45 | Alekseenko, Gleb v Prashanth, N. Vijay Sundar | 6-3,3-6,6-2 | |
| ITF India F4 | 03/28 09:45 | - | Ivan Gakhov v Prashanth, N. Vijay Sundar | 3-6,6-3,6-7 | |
| ITF India F4 | 03/27 04:30 | - | Prashanth, N. Vijay Sundar v Balaji, N. Sriram | 7-5,6-4 | |
| ITF India F4 | 03/26 08:30 | - | Matias Franco Descotte v Prashanth, N. Vijay Sundar | 1-6,0-6 | |
| ITF India F4 | 03/25 04:00 | - | Perret, Loic v Prashanth, N. Vijay Sundar | 4-6,3-6 | |
| ITF India F3 | 03/21 04:30 | - | Ramkumar Ramanathan v Prashanth, N. Vijay Sundar | 3-6,4-6 |