| ITF M25 Dallas | 2023/07/11 18:50 | Nicholas Godsick v Adam Neff | 6-2,6-2 |
| ITF M25 Tulsa | 2023/06/22 15:00 | Alejandro Moreno v Adam Neff | 6-4,6-7,2-6 |
| ITF M25 Tulsa | 2023/06/20 16:00 | Adam Neff v Colin Sinclair | 4-6,7-5,7-5 |
| ITF M25 Wichita | 2023/06/14 22:10 | Adam Neff v Nicaise Muamba | 4-6,7-5,3-6 |
| Challenger Tyler | 2023/06/09 17:40 | Adam Neff v Peter Gojowczyk | 6-3,3-6,2-6 |
| Challenger Tyler | 2023/06/08 16:00 | Christian Langmo v Adam Neff | 6-7,6-7 |
| Challenger Tyler | 2023/06/05 20:40 | Joao Lucas Reis da Silva v Adam Neff | 6-4,2-6,3-6 |
| ATP Dallas | 2022/02/06 23:50 | Adam Neff v Thomas Fabbiano | 1-6,4-6 |
| ITF M25 Esch/Alzette | 2023/07/17 08:35 | Lodewijk Weststrate v Jim Hendrikx | 6-0,6-4 |
| ITF M25 Esch/Alzette Qual | 2023/07/16 08:00 | Jim Hendrikx v Tim Pauly | 6-4,6-0 |
| ITF M15 Saarlouis | 2023/06/19 09:30 | Jeffrey Von Der Schulenburg v Jim Hendrikx | 6-1,6-4 |
| ITF M15 Saarlouis | 2023/06/18 13:30 | Jim Hendrikx v Raphael Calzi | 6-3,6-3 |
| UTR Pro Tennis Series Mulheim | 2022/10/08 06:00 | Jim Hendrikx v Niels Visker | 4-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2022/10/06 10:30 | Jim Hendrikx v Nathan Guiovanna | 6-1,6-1 |
| UTR Pro Tennis Series Mulheim | 2022/10/05 07:30 | Jim Hendrikx v Karlo Cubelic | 4-6,7-6,6-3 |
| UTR Pro Tennis Series Mulheim | 2022/10/04 10:00 | Jim Hendrikx v Sidane Pontjodikromo | 3-6,5-6 |