Ground: Hardcourt outdoor
| Challenger Knoxville | 2023/11/05 19:25 | Alex Rybakov v Nathan Ponwith | 6-4,6-4 |
| ITF USA F7 | 2015/02/11 17:55 | Nathan Ponwith v Alex Rybakov | 3-6,7-5,3-6 |
| Challenger Charlottesville | 2024/10/29 15:40 | Alex Rybakov v Brandon Holt | 5-7,4-6 |
| Challenger Charlottesville | 2024/10/28 15:15 | Alex Rybakov v Chris Rodesch | 6-1,6-4 |
| Challenger Charlottesville | 2024/10/27 18:10 | Bor Artnak v Alex Rybakov | 5-7,6-7 |
| ITF M25 Norman | 2024/10/24 15:00 | Juan Carlos Aguilar v Alex Rybakov | 7-6,2-6,7-6 |
| ITF M25 Norman | 2024/10/23 15:00 | Adam Jones v Alex Rybakov | 2-6,4-6 |
| ITF M25 Louisville | 2024/10/12 17:00 | Tyler Zink v Alex Rybakov | 3-6,6-0,6-4 |
| ITF M25 Louisville | 2024/10/11 16:00 | Alex Rybakov v Garrett Johns | 6-4,6-7,7-6 |
| ITF M25 Louisville | 2024/10/08 18:05 | Alex Rybakov v Collin Altamirano | 6-1,6-2 |
| ITF M25 Louisville | 2024/10/09 17:30 | Nathan Ponwith v Tyler Zink | 4-6,7-6,2-6 |
| ITF M15 Ann Arbor | 2024/10/04 17:00 | Felix Corwin v Nathan Ponwith | 6-0,6-3 |
| ITF M15 Ann Arbor | 2024/10/03 16:05 | Bjorn Swenson v Nathan Ponwith | 6-4,3-6,6-7 |
| ITF M15 Ann Arbor | 2024/10/02 14:00 | William Mroz Mroz v Nathan Ponwith | 3-6,7-5,6-7 |
| Challenger Las Vegas | 2024/09/08 18:25 | Trey Hilderbrand v Nathan Ponwith | 6-3,4-6,6-1 |
| ITF M25 Edwardsville | 2024/07/31 15:30 | Nathan Ponwith v Benjamin Thomas George | 2-6,2-6 |
| ITF M25 Champaign | 2024/07/25 00:50 | Nathan Ponwith v Connor Bruce | 4-6,3-6 |
| ITF M15 Lakewood | 2024/07/10 19:40 | Wally Thayne v Nathan Ponwith | 3-6,6-3,6-1 |