| UTR Pro Tennis Series California | 2021/11/10 20:30 | Alan Ton v Conrad Brown | 5-7,3-5 |
| UTR Pro Tennis Series California | 2021/11/09 20:30 | Emmanuel Coste v Conrad Brown | 6-3,2-6,1-6 |
| UTR Pro Tennis Series California | 2021/11/08 20:30 | Roman Postolka v Conrad Brown | 6-4,6-2 |
| UTR Pro Tennis Series California | 2021/11/07 16:00 | Jeremy Field v Conrad Brown | 6-4,1-6,5-7 |
| UTR Pro Tennis Series California | 2021/09/01 18:00 | Conrad Brown v Isaiah Strode | 4-6,3-5 |
| UTR Pro Tennis Series California | 2021/08/31 19:30 | Conrad Brown v Lucas Gomez | 2-6,4-5 |
| UTR Pro Tennis Series California | 2021/08/29 20:58 | Conrad Brown v Kris Van Wyk | 4-6,6-4,3-5 |
| UTR Pro Tennis Series California | 2021/08/29 15:00 | Conrad Brown v Ethan Schiffman | 4-6,2-6 |
| UTR Pro Tennis Series California | 2021/11/09 16:00 | Nicholas Heng v Maciej Rajski | 4-6,0-0 |
| UTR Pro Tennis Series California | 2021/11/08 17:30 | Arthur Bellegy v Maciej Rajski | 4-6,2-5 |
| ITF M25 Calabasas | 2021/10/27 17:00 | Rinky Hijikata v Maciej Rajski | 6-4,6-1 |
| ITF M15 Platja D'Aro | 2021/10/05 08:30 | Maciej Rajski v Lorenzo Joaquin Rodriguez | 3-6,6-3,9-11 |
| ITF M15 Platja D'Aro | 2021/10/04 11:00 | Maciej Rajski v Edas Butvilas | 6-2,3-6,12-10 |
| ITF M15 Platja D'Aro | 2021/10/03 09:30 | Maciej Rajski v Alberto Nieto | 6-1,6-2 |
| ITF M25 Pardubice | 2021/09/23 12:45 | Maciej Rajski v Tim Handel | 5-7,6-4,7-5 |
| ITF M25 Pardubice | 2021/09/22 10:20 | Martin Krumich v Maciej Rajski | 7-6,3-6,6-7 |