Stadium: Court 1 Round: 24 Ground: Hardcourt outdoor
| ITF M25 Houston | 2019/09/18 23:45 | Sumit Sarkar v Oliver Crawford | 3-6,5-7 |
| ITF M25 Iowa City | 2019/07/18 15:30 | Sumit Sarkar v Mohamed Aziz Dougaz | 6-4,1-6,2-6 |
| ITF M25 Iowa City | 2019/07/17 21:30 | Volodymyr Uzhylovskyi v Sumit Sarkar | 3-6,1-6 |
| ITF M15 Norman | 2019/07/12 17:55 | Ronan Jachuck v Sumit Sarkar | 6-3,7-5 |
| ITF M15 Norman | 2019/07/11 15:50 | Gianni Ross v Sumit Sarkar | 7-5,4-6,5-7 |
| ITF M15 Norman | 2019/07/09 15:00 | Mason Beiler v Sumit Sarkar | 6-3,2-6,4-6 |
| ITF M15 Setubal | 2019/06/25 11:00 | Sumit Sarkar v Julian Bradley | 6-7,6-3,6-7 |
| ITF M25 Martos | 2019/06/21 16:40 | Sumit Sarkar v Yannick Mertens | 6-7,4-6 |
| ITF M25 Tay Ninh | 2019/10/13 08:00 | Rio Noguchi v Daniel Nguyen | 4-6,2-6 |
| ITF M25 Tay Ninh | 2019/10/12 06:20 | Billy Harris v Daniel Nguyen | 6-2,6-7,1-6 |
| ITF M25 Tay Ninh | 2019/10/10 05:00 | Daniel Nguyen v Arjun Kadhe | 6-2,7-6 |
| ITF M25 Tay Ninh | 2019/10/09 07:35 | Daniel Nguyen v Hiroyasu Ehara | 6-4,6-2 |
| ITF M25 Tay Ninh | 2019/10/06 09:00 | Nam Hoang Ly v Daniel Nguyen | 3-6,5-7 |
| ITF M25 Tay Ninh | 2019/10/05 09:00 | Kazuki Nishiwaki v Daniel Nguyen | 2-6,3-6 |
| ITF M25 Tay Ninh | 2019/10/03 02:00 | Daniel Nguyen v Makoto Ochi | 4-6,6-4,7-5 |
| ITF M25 Tay Ninh | 2019/10/02 05:00 | Daniel Nguyen v Alen Rogic-Hadzalic | 6-3,6-1 |