Stadium: Court 5 Round: 29 Ground: Hardcourt outdoor
| ITF M15 - Champaign | 2019/09/12 20:05 | Nick Chappell v Adam Walton | 6-4,4-6,0-6 |
| ITF M25 - Tulsa | 2023/06/24 13:55 | Adam Walton v Aidan Mchugh | 6-1,6-3 |
| ITF M25 - Tulsa | 2023/06/23 13:55 | Adam Walton v Ethan Quinn | 6-2,7-6 |
| ITF M25 - Tulsa | 2023/06/22 17:40 | Adam Walton v Murphy Cassone | 4-6,6-1,6-4 |
| ITF M25 - Tulsa | 2023/06/20 16:00 | Adam Walton v Gianni Ross | 6-0,6-1 |
| Challenger Palmas del Mar | 2023/06/17 01:25 | Kei Nishikori v Adam Walton | 6-4,6-2 |
| Challenger Palmas del Mar | 2023/06/15 17:40 | Rubin Statham v Adam Walton | 2-6,0-6 |
| Challenger Palmas del Mar | 2023/06/13 15:00 | Adam Walton v Marc Polmans | 7-6,6-1 |
| Challenger Tyler | 2023/06/06 19:55 | Adam Walton v Tennys Sandgren | 6-4,3-6,6-7 |
| ITF M25 - Tulsa | 2023/06/24 14:00 | Alfredo Perez v Nick Chappell | 5-7,3-6 |
| ITF M25 - Tulsa | 2023/06/23 13:55 | Cannon Kingsley v Nick Chappell | 4-6,3-6 |
| ITF M25 - Tulsa | 2023/06/22 17:45 | James Trotter v Nick Chappell | 4-6,5-7 |
| ITF M25 - Tulsa | 2023/06/21 15:30 | Gabrielius Guzauskas v Nick Chappell | 6-7,4-6 |
| Challenger Palmas del Mar | 2023/06/13 19:30 | Rubin Statham v Nick Chappell | 6-1,6-7,7-5 |
| Challenger Palmas del Mar | 2023/06/12 15:00 | Nick Chappell v John H Lithen | 4-6,6-3,6-3 |
| Challenger Palmas del Mar | 2023/06/11 15:00 | Nick Chappell v Tristan Boyer | 7-6,6-2 |
| Challenger Tyler | 2023/06/08 19:20 | Tennys Sandgren v Nick Chappell | 6-3,6-4 |