| Flórida - UTR Pro Tennis Series | 2021/09/16 16:30 | Charles Sullivan v Yaron Guberman | 2-6,6-4,6-0 |
| Flórida - UTR Pro Tennis Series | 2021/09/15 15:00 | Joseph Phillips v Charles Sullivan | 6-7,4-5 |
| Flórida - UTR Pro Tennis Series | 2021/09/14 15:00 | Timothy Phung v Charles Sullivan | 4-6,6-3,6-6 |
| Cancún - UTR Pro Tennis Series | 2021/04/03 17:00 | Mateo Gomez v Charles Sullivan | 3-2 |
| Cancún - UTR Pro Tennis Series | 2021/04/01 18:30 | Charles Sullivan v Juan A H Serrano | 6-7,4-5 |
| Cancún - UTR Pro Tennis Series | 2021/03/31 19:00 | Charles Sullivan v Zachery Foster | 6-1,3-6,6-6 |
| Cancún - UTR Pro Tennis Series | 2021/03/30 13:00 | Charles Sullivan v Dusty H. Boyer | 5-7,5-7 |
| Cancún - UTR Pro Tennis Series | 2021/03/29 16:30 | Charles Sullivan v Gabriel Evans | 6-4,5-2 |
| Flórida - UTR Pro Tennis Series | 2021/09/16 15:00 | Joseph Phillips v Jorge Cavero | 4-6,3-6 |
| Flórida - UTR Pro Tennis Series | 2021/09/15 12:00 | Timothy Phung v Jorge Cavero | 6-1,5-4 |
| Flórida - UTR Pro Tennis Series | 2021/09/13 16:30 | Yaron Guberman v Jorge Cavero | 6-4,0-6,1-5 |
| Flórida - UTR Pro Tennis Series | 2021/09/12 13:30 | Jonah Braswell v Jorge Cavero | 4-6,3-5 |
| Flórida - UTR Pro Tennis Series | 2021/09/10 14:45 | Jorge Cavero v Patrick Daciek | 2-6,6-4,6-0 |
| Flórida - UTR Pro Tennis Series | 2021/09/08 12:00 | Jorge Cavero v Rowland Phillips | 4-6,3-5 |
| Flórida - UTR Pro Tennis Series | 2021/09/07 15:00 | Jorge Cavero v Patrick Kotan | 3-6,6-3,6-0 |
| Flórida - UTR Pro Tennis Series | 2021/09/06 20:00 | Top Nidunjianzan v Jorge Cavero | 3-6,6-1,2-5 |