| Califórnia - UTR Pro Tennis Series | 2021/08/24 21:30 | Keenan Mayo v Warren Wood | 0-6,3-6 |
| Califórnia - UTR Pro Tennis Series | 2021/08/23 23:15 | Keenan Mayo v Alfredo Perez | 3-6,1-6 |
| Califórnia - UTR Pro Tennis Series | 2021/08/22 16:30 | Colin Markes v Keenan Mayo | 6-1,0-6,5-4 |
| ITF - M15 Monastir | 2021/06/28 13:00 | Perry Gregg v Keenan Mayo | 6-3,6-7,10-6 |
| ITF - M15 Monastir | 2021/06/28 08:00 | Younes Lalami Laaroussi v Keenan Mayo | 4-6,3-6 |
| ITF - M15 Monastir | 2021/06/27 10:30 | Zakai Stone v Keenan Mayo | 3-6,2-6 |
| ITF - M15 Monastir | 2021/06/20 12:00 | Keenan Mayo v Julian Cash | 2-6,7-6,6-10 |
| ITF - M15 Monastir | 2021/06/16 08:30 | Alexander Kotzen v Keenan Mayo | 6-2,7-5 |