Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| UTR Pro Tennis Series California | 2020/09/04 19:00 | Brymer, Gage v Griffith, William | 4-6,1-6 |
| US Pro Tennis Series West Coast | 2020/06/17 16:00 | Brymer, Gage v Griffith, William | 6-3,6-0 |
| ITF Canada F5 | 2018/07/04 00:45 | Griffith, William v Brymer, Gage | 6-2,1-6,6-4 |
| ITF - M15 Monastir | 2021/09/12 08:25 | Beale, Jeremy v Brymer, Gage | 6-4,6-4 |
| ITF - M15 Monastir | 2021/09/11 08:30 | Christian Sigsgaard v Brymer, Gage | 4-6,4-6 |
| ITF - M15 Monastir | 2021/09/09 09:50 | Yitbarek, Simon v Brymer, Gage | 1-6,3-6 |
| ITF - M15 Monastir | 2021/09/08 14:00 | Giorgio Ricca v Brymer, Gage | 4-6,3-6 |
| ITF - M15 Monastir | 2021/09/02 08:00 | Brymer, Gage v Seelig, Kyle | 4-6,0-6 |
| ITF - M15 Monastir | 2021/09/01 09:30 | Brymer, Gage v Marat Sharipov | 6-2,6-3 |
| ITF - M15 Monastir | 2021/08/27 07:30 | Martniez, Mateo Nicolas v Brymer, Gage | 7-6,6-4 |
| ITF - M15 Monastir | 2021/08/26 07:30 | Yuki Mochizuki v Brymer, Gage | 3-6,6-1,0-6 |
| ITF - M15 Monastir | 2021/09/07 08:00 | Blake Ellis v Griffith, William | 6-4,6-2 |
| ITF - M15 Monastir | 2021/09/06 12:30 | Imran D Abd Hazli v Griffith, William | 4-6,1-6 |
| ITF - M15 Monastir | 2021/09/01 09:30 | Griffith, William v Li Tu | 6-7,2-6 |
| ITF - M15 Monastir | 2021/08/31 08:00 | Kazuki Nishiwaki v Griffith, William | 0-6,2-6 |
| ITF - M15 Monastir | 2021/08/30 13:00 | Arjun Mehrotra v Griffith, William | 4-6,6-3,5-10 |
| ITF - M15 Monastir | 2021/08/22 10:00 | Griffith, William v Da Silva, Gabriel Ciro | 6-4,6-7,4-10 |
| ITF M25 Decatur | 2021/08/02 15:00 | Griffith, William v Ezekiel Clark | 6-4,6-7,4-10 |
| ITF M25 Champaign | 2021/07/28 21:10 | Griffith, William v Strong Kirchheimer | 6-3,6-7,4-6 |