| 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 |
| UTR Pro Tennis Series California | 2021/11/10 16:00 | Ethan Schiffman v William Peters | 4-6,2-6 |
| UTR Pro Tennis Series California | 2021/11/08 19:00 | Riccardo Roberto v William Peters | 0-6,0-1 |
| UTR Pro Tennis Series California | 2021/11/07 20:30 | William Peters v Jean Baptiste Badon | 6-4,6-5 |
| UTR Pro Tennis Series California | 2021/10/16 19:30 | William Peters v Julien Evrard | 3-6,6-7 |
| UTR Pro Tennis Series California | 2021/10/14 19:30 | Evan Song v William Peters | 6-2,5-4 |
| UTR Pro Tennis Series California | 2021/10/13 16:30 | Giacomo Revelli v William Peters | 0-6,3-6 |
| UTR Pro Tennis Series California | 2021/10/11 16:30 | Rohan Murali v William Peters | 6-2,6-5 |
| UTR Pro Tennis Series Sacramento | 2021/10/10 19:00 | William Peters v Lucca Liu | 6-4,5-7,5-0 |