Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| Challenger - Pune | 2019/11/12 05:30 | Kalovelonis, Markos v Prashanth, N. Vijay Sundar | 6-2,6-4 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/10/03 03:50 | Prashanth, N. Vijay Sundar v Tsung-Hao Huang | 4-6,5-7 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/10/02 02:00 | Prashanth, N. Vijay Sundar v Wattanakul, Pol | 6-4,6-4 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/24 02:00 | Li, Yuanfeng v Prashanth, N. Vijay Sundar | 6-0,7-5 |
| Challenger - Augsburg | 2019/08/06 16:00 | Prashanth, N. Vijay Sundar v Lenz, Julian | 5-7,1-6 |
| Challenger - Augsburg | 2019/08/05 08:00 | Balaji, N. Sriram v Prashanth, N. Vijay Sundar | 6-2,6-3 |
| Fergana, Uzbekistan | 2019/06/17 08:30 | Prashanth, N. Vijay Sundar v Altug Celikbilek | 3-6,4-6 |
| Hong Kong, Simples M-ITF-HKG-04A | 2019/06/12 02:55 | Shintaro Imai v Prashanth, N. Vijay Sundar | 6-2,6-4 |
| Nonthaburi, Singles M-ITF-THA-01A | 2020/01/26 02:30 | Broville, Maxence v Rapp, Austin | 6-4,6-3 |
| ITF M25 Rancho Santa Fe | 2020/01/13 18:00 | Drzewiecki, Karol v Rapp, Austin | 6-4,6-4 |
| Los Angeles, Singles M-ITF-USA-01A | 2020/01/08 18:00 | Sarkissian, Alexander v Rapp, Austin | 6-2,6-4 |
| Los Angeles, Singles M-ITF-USA-01A | 2020/01/07 19:40 | Rapp, Austin v Lebedev, Alexander | 6-1,3-6,10-7 |
| Los Angeles, Singles M-ITF-USA-01A | 2020/01/06 18:00 | Rapp, Austin v Courtney John Lock | 6-2,6-3 |
| Challenger Champaign | 2019/11/12 16:00 | Roelofse, Ruan v Rapp, Austin | 7-6,6-3 |
| ITF M25 Malibu | 2019/11/07 19:35 | Rapp, Austin v Collin Altamirano | 1-6,3-6 |
| ITF M25 Malibu | 2019/11/06 20:15 | Shabaz, Michael v Rapp, Austin | 6-3,3-6,0-6 |