Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Memphis | 2019/08/13 15:00 | Nathan Ponwith v Garrett Johns | 1-6,3-6 |
| ITF M25 Edwardsville | 2019/08/11 16:00 | Nathan Ponwith v Petros Chrysochos | 4-6,6-2,5-7 |
| ITF M25 Edwardsville | 2019/08/10 16:00 | Nathan Ponwith v Alexander Lebedev | 7-6,3-6,7-5 |
| ITF M25 Edwardsville | 2019/08/09 16:30 | Jacob Dunbar v Nathan Ponwith | 6-4,4-6,5-7 |
| ITF M25 Edwardsville | 2019/08/08 16:20 | Nathan Ponwith v Christian Langmo | 7-5,5-7,6-4 |
| ITF M25 Edwardsville | 2019/08/07 15:00 | Nathan Ponwith v Brandon Walkin | 6-4,2-6,6-1 |
| Challenger Binghamton | 2019/07/23 17:20 | Nathan Ponwith v Aleksandar Vukic | 2-6,1-6 |
| ITF M25 Iowa City | 2019/07/18 14:00 | Evan Zhu v Nathan Ponwith | 6-3,6-2 |
| ITF M25 Houston | 2019/09/18 23:30 | Harrison Adams v Jean Thirouin | 6-4,6-1 |
| ITF M15 Cancun | 2019/08/30 21:30 | Gage Brymer v Jean Thirouin | 6-2,6-0 |
| ITF M15 Cancun | 2019/08/29 14:00 | Jean Thirouin v Nicholas Reyes | 6-2,6-2 |
| ITF M15 Cancun | 2019/08/27 15:45 | Sebastian Murillo v Jean Thirouin | 4-6,6-4,6-7 |
| ITF M15 Cancun | 2019/08/22 14:15 | Jean Thirouin v Mwendwa Mbithi | 6-2,1-6,1-6 |
| ITF M15 Cancun | 2019/08/20 20:35 | Jean Thirouin v Isaac Stoute | 3-6,6-2,6-2 |
| ITF M25 Memphis | 2019/08/13 16:10 | Jean Thirouin v Evan Song | 3-6,1-6 |
| ITF M15 Cancun | 2019/08/04 15:15 | Jean Thirouin v Joshua Ortlip | 4-6,6-7 |