Stadium: Court 3 Round: 25 Ground: Hardcourt indoor
| UTR Pro Tennis Series Florida | 2021/12/19 14:00 | Emile Hudd v Martim L Prata | 4-6,4-6 |
| UTR Pro Tennis Series Florida | 2021/12/18 19:25 | Logan Zapp v Martim L Prata | 6-3,3-6,5-7 |
| UTR Pro Tennis Series Florida | 2021/12/17 14:00 | Martim L Prata v Oskar Brostrom Poulsen | 6-3,2-1 |
| UTR Pro Tennis Series Florida | 2021/12/15 15:30 | Martim L Prata v Francois Musitelli | 6-2,6-7,0-6 |
| UTR Pro Tennis Series Florida | 2021/12/14 14:00 | Martim L Prata v Alexander Kotzen | 7-6,3-6,5-7 |
| UTR Pro Tennis Series Florida | 2021/12/13 14:00 | Connor Krug v Martim L Prata | 6-3,3-6,3-6 |
| UTR Pro Tennis Series Miami | 2021/11/07 15:00 | Martim L Prata v Geronimo E Busleiman | 5-7,1-4 |
| UTR Pro Tennis Series Miami | 2021/11/06 23:05 | Martim L Prata v Juan David Velasquez | 6-4,6-3 |
| Challenger Charlottesville | 2021/10/31 19:40 | Nick Chappell v Gianni Ross | 6-2,6-4 |
| ITF M15 Fayetteville | 2021/09/22 20:10 | Gianni Ross v Paul Jubb | 6-4,4-6,2-6 |
| ITF M25 Fayetteville | 2021/09/21 14:00 | Charles Broom v Gianni Ross | 3-6,3-6 |
| ITF M15 Gdynia | 2021/08/09 08:00 | Gianni Ross v Filip Kolasinski | 7-6,1-6,9-11 |
| ITF M15 Gdynia | 2021/08/08 08:00 | Francisco Vittar v Gianni Ross | 2-6,6-0,7-10 |
| ITF M15 Frederiksberg | 2021/08/03 12:45 | Oscar Moraing v Gianni Ross | 7-5,4-6,6-4 |
| ITF M15 Frederiksberg | 2021/08/03 11:30 | Oscar Moraing v Gianni Ross | 7-5,4-6,6-4 |
| ITF M15 Frederiksberg | 2021/08/02 11:25 | Gianni Ross v Bjorn Nareyka | 6-2,6-0 |