Stadium: Center
| US Pro Tennis Series West Coast | 2020/06/11 20:20 | Ernesto Escobedo v Collin Altamirano | 5-7,2-6 |
| US Pro Tennis Series West Coast | 2020/06/10 17:25 | Brymer, Gage v Collin Altamirano | 2-6,2-6 |
| US Pro Tennis Series West Coast | 2020/06/09 17:40 | Brandon Holt v Collin Altamirano | 3-6,1-6 |
| US Pro Tennis Series West Coast | 2020/06/08 21:05 | Collin Altamirano v Christian Langmo | 6-3,1-6,6-10 |
| US Pro Tennis Series West Coast | 2020/06/07 16:00 | Collin Altamirano v Nick Chappell | 6-3,6-0 |
| Monterrey, Mexico | 2020/03/03 23:20 | Jason Jung v Collin Altamirano | 7-6,6-7,7-6 |
| Monterrey, Mexico | 2020/03/02 18:40 | Oscar Jose Gutierrez v Collin Altamirano | 3-6,4-6 |
| Challenger Calgary | 2020/02/26 20:40 | Collin Altamirano v Arthur Rinderknech | 6-3,3-6,3-6 |
| US Pro Tennis Series West Coast | 2020/06/11 20:20 | Ortlip, Joshua v Griffith, William | 2-6,5-7 |
| US Pro Tennis Series West Coast | 2020/06/10 20:35 | Christian Langmo v Griffith, William | 7-6,1-6,4-10 |
| ITF - M15 Héraklion | 2020/03/04 11:05 | Lucas Catarina v Griffith, William | 6-2,6-0 |
| ITF - M15 Héraklion | 2020/03/03 08:30 | Griffith, William v Matt Kuhar | 6-1,6-0 |
| ITF - M15 Héraklion | 2020/02/20 14:30 | March, Antonio Cayetano v Griffith, William | 6-4,1-6,6-2 |
| ITF - M15 Héraklion | 2020/02/19 08:30 | Griffith, William v Erler, Alexander | 7-6,6-1 |
| ITF - M15 Héraklion | 2020/02/18 08:00 | Griffith, William v Simon Beaupain | 6-2,6-3 |
| ITF - M15 Héraklion | 2020/02/17 11:00 | Guenther, Valentin v Griffith, William | 3-6,1-6 |