Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| 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 |
| ITF M15 Lakewood | 2024/07/03 19:30 | Karl Kazuma Lee v Nathan Ponwith | 7-6,6-3 |
| ITF M15 Los Angeles | 2024/06/27 20:00 | Nathan Ponwith v Spencer Johnson | 6-4,3-6,2-6 |
| ITF M15 Los Angeles | 2024/06/26 21:50 | Nathan Ponwith v Connor Bruce | 2-6,6-2,6-4 |
| ITF M15 Rancho Santa Fe | 2024/06/20 17:00 | Nathan Ponwith v Jacob Brumm | 6-4,4-6,3-6 |