Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| Challenger Orlando | 2021/06/09 16:00 | Thai-Son Kwiatkowski v Ulises Blanch | 6-7,6-3,2-6 |
| Challenger Orlando | 2021/06/07 18:40 | Ulises Blanch v Kevin King | 6-4,6-4 |
| Challenger Little Rock | 2021/06/04 18:25 | Ulises Blanch v Emilio Gomez | 2-6,0-6 |
| Challenger Little Rock | 2021/06/03 19:15 | Christopher Eubanks v Ulises Blanch | 4-6,6-7 |
| Challenger Little Rock | 2021/06/02 15:00 | Ulises Blanch v Zachary Svajda | 5-7,6-3,6-3 |
| ATP Parma | 2021/05/22 10:00 | Ulises Blanch v Benjamin Bonzi | 3-6,5-7 |
| Challenger Biella | 2021/05/19 11:40 | Thai-Son Kwiatkowski v Ulises Blanch | 6-4,7-6 |
| Challenger Biella | 2021/05/18 08:30 | Elliot Benchetrit v Ulises Blanch | 4-6,4-6 |
| Challenger Orlando | 2021/06/09 14:00 | Roberto Cid Subervi v Sam Riffice | 2-6,2-6 |
| Challenger Orlando | 2021/06/07 15:55 | Sam Riffice v Paolo Lorenzi | 6-2,6-4 |
| ITF M15 Fayetteville | 2020/11/03 20:50 | Sam Riffice v Roberto Quiroz | 2-6,6-7 |
| UTR Pro Tennis Series Florida | 2020/07/30 12:00 | Cleeve Harper v Sam Riffice | 2-6,4-6 |
| UTR Pro Tennis Series Florida | 2020/07/29 12:00 | Sam Riffice v Egor Gerasimov | 3-6,4-6 |
| UTR Pro Tennis Series Florida | 2020/07/28 12:00 | Jordi Arconada v Sam Riffice | 3-6,3-6 |
| UTR Pro Tennis Series Florida | 2020/07/24 13:30 | Sam Riffice v Liam Draxl | 3-6,6-7 |
| UTR Pro Tennis Series Florida | 2020/07/23 12:00 | Sam Riffice v Ronald Hohmann | 6-3,6-3 |