Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Edwardsville | 2021/07/19 15:00 | Griffith, William v Richards, Alexander | 6-1,6-1 |
| ITF - M15 Héraklion | 2021/06/11 07:00 | Griffith, William v Billy Harris | 2-6,6-7 |
| ITF - M15 Héraklion | 2021/06/10 11:15 | Griffith, William v Cash, Julian | 7-5,7-6 |
| ITF - M15 Héraklion | 2021/06/09 11:45 | Marvin Moeller v Griffith, William | 4-6,4-6 |
| ITF - M15 Héraklion | 2021/06/08 06:30 | Graziani, Edoardo v Griffith, William | 6-1,4-6,4-10 |
| ITF - M15 Héraklion | 2021/06/07 07:30 | Ansari, Austin Ansari v Griffith, William | 1-6,1-6 |
| ITF - M15 Héraklion | 2021/06/06 11:00 | Podzimek, Floris v Griffith, William | 1-6,1-6 |
| ITF - M15 Héraklion | 2021/06/02 11:20 | Griffith, William v Federico Arnaboldi | 3-6,7-6,3-6 |
| ITF M15 Edwardsville | 2021/07/19 15:00 | Tennyson Whiting v Howard-Tripp, Joshua | 2-6,1-6 |
| ITF M25 Wichita | 2021/06/08 14:55 | Kiranpal Pannu v Howard-Tripp, Joshua | 6-4,6-2 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2019/10/23 15:00 | Nicolas Mejia v Howard-Tripp, Joshua | 6-3,6-1 |
| ITF M15 Fayetteville | 2019/09/19 14:00 | Howard-Tripp, Joshua v Mesquida Berg, Oscar | 1-6,2-6 |
| ITF M25 Edwardsville | 2019/08/07 19:25 | Howard-Tripp, Joshua v Felix Corwin | 0-6,4-6 |
| ITF M25 Edwardsville | 2019/08/06 15:45 | Kros, Jason v Howard-Tripp, Joshua | 3-6,2-6 |
| ITF M25 Edwardsville | 2019/08/05 14:00 | Liu, Yang v Howard-Tripp, Joshua | 6-3,4-6,5-10 |
| Harare, Singles Qualifying M-ITF-ZIM-01A | 2019/06/19 08:55 | Morgan, Charl v Howard-Tripp, Joshua | 2-6,6-1,6-7 |