| UTR Pro Tennis Series California | 2021/09/01 16:30 | Wyatt DeMulling v Fabien Salle | 2-6,4-5 |
| UTR Pro Tennis Series California | 2021/08/31 16:30 | Wyatt DeMulling v Ethan Schiffman | 3-6,3-5 |
| UTR Pro Tennis Series California | 2021/08/29 21:30 | Wyatt DeMulling v Errol Smith | 4-6,2-6 |
| UTR Pro Tennis Series California | 2021/08/26 18:00 | Wyatt DeMulling v Mousheg Hovhannisyan | 4-6,6-2,2-5 |
| UTR Pro Tennis Series California | 2021/08/25 15:00 | Wyatt DeMulling v Alessandro-D Ventre | 6-4,3-6,6-7 |
| UTR Pro Tennis Series California | 2021/08/23 15:00 | Wyatt DeMulling v Raymond Sarmiento | 1-6,3-6 |
| UTR Pro Tennis Series California | 2021/08/22 18:30 | Wyatt DeMulling v Kris Van Wyk | 6-1,5-0 |
| UTR Pro Tennis Series Dallas | 2021/08/07 13:00 | Wyatt DeMulling v Nico Mostardi | 5-7,5-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/31 10:00 | Mark Wallner v Hendrik Jebens | 1-6,4-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/30 12:33 | Mark Wallner v Stefan Peter Hampe | 6-3,5-1 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 13:30 | Mark Wallner v Guy Den Heijer | 2-6,3-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 11:00 | Mark Wallner v Tim Sandkaulen | 6-7,5-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/27 09:30 | Mark Wallner v Matthew Thomson | 7-6,7-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/26 11:00 | Billy Harris v Mark Wallner | 7-6,7-6 |