| UTR Pro Tennis Series Charleston | 2022/06/09 16:00 | Sebastian Vile v Maciag, Robert | 4-6,5-7 |
| UTR Pro Tennis Series Charleston | 2022/06/07 17:30 | Lucas Brown v Maciag, Robert | 6-3,5-4 |
| UTR Pro Tennis Series Charleston | 2022/06/06 17:30 | Maciag, Robert v Chase Robinson | 6-2,5-2 |
| Washington, USA | 2019/07/27 15:10 | Mahut, Nicolas v Maciag, Robert | 6-1,6-3 |
| Challenger Cary | 2018/09/08 21:10 | Petros Chrysochos v Maciag, Robert | 6-2,6-1 |
| ITF USA F4 | 2018/01/14 16:30 | Maciag, Robert v Sokolovskiy, Mikhail | 2-6,6-7 |
| ITF USA F18 | 2017/06/11 17:30 | Parker, Jordan v Maciag, Robert | 7-6,7-6 |