| UTR Pro Tennis Series Atlanta | 2021/04/09 12:30 | Gavin Young v William Griffith | 5-7,6-3,6-2 |
| UTR Pro Tennis Series Atlanta | 2021/04/08 12:30 | Loren Byers v William Griffith | 4-6,2-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/07 12:30 | Jake Krug v William Griffith | 6-3,7-5 |
| UTR Pro Tennis Series Atlanta | 2021/04/05 14:00 | Matthew Segura v William Griffith | 6-3,6-2 |
| UTR Pro Tennis Series California | 2021/02/19 16:00 | Isaiah Strode v William Griffith | 3-6,6-3,6-2 |
| UTR Pro Tennis Series California | 2021/02/18 17:30 | Kyle Kang v William Griffith | 4-6,4-6 |
| UTR Pro Tennis Series California | 2021/02/16 18:00 | Joshua Sheehy v William Griffith | 4-6,3-6 |
| UTR Pro Tennis Series California | 2021/02/15 20:30 | William Griffith v Alex Jones | 6-2,5-2 |
| UTR Pro Tennis Series Atlanta | 2021/04/09 17:00 | Aditya Vashistha v Valentino Raul Caratini | 6-7,6-1,2-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/08 15:30 | Adit Sinha v Valentino Raul Caratini | 6-3,6-1 |
| UTR Pro Tennis Series Atlanta | 2021/04/06 17:00 | Ryan Shane v Valentino Raul Caratini | 4-6,6-0,6-1 |
| UTR Pro Tennis Series Atlanta | 2021/04/05 14:00 | Valentino Raul Caratini v McClain Kessler | 1-6,6-3,6-2 |