Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| Challenger Aguascalientes | 2022/04/17 19:55 | Pedja Krstin v Mateus Alves | 6-4,7-5 |
| Challenger San Luis Potosi | 2022/04/11 23:35 | Pedja Krstin v Federico Gaio | 2-6,6-2,5-7 |
| Challenger Mexico City | 2022/04/06 16:00 | Pedja Krstin v Felipe Meligeni Rodrigues Alves | 1-6,4-6 |
| Challenger Mexico City | 2022/04/05 16:00 | Keegan Smith v Pedja Krstin | 6-4,3-6,4-6 |
| Challenger Pereira | 2022/04/01 17:25 | Pedja Krstin v Tomas Martin Etcheverry | 2-6,6-7 |
| Challenger Pereira | 2022/03/31 15:15 | Roberto Quiroz v Pedja Krstin | 6-7,4-6 |
| Challenger Pereira | 2022/03/29 15:00 | Pedja Krstin v Goncalo Oliveira | 3-6,6-4,6-3 |
| ITF M25 Medellin | 2022/03/24 15:25 | Kyle Seelig v Pedja Krstin | 6-3,6-2 |
| US Open | 2021/08/30 19:10 | Grigor Dimitrov v Sam Riffice | 6-1,7-6,6-3 |
| Challenger Lexington | 2021/07/25 20:30 | Stefan Kozlov v Sam Riffice | 6-2,6-3 |
| Challenger Cary | 2021/07/22 18:00 | Sam Riffice v Prajnesh Gunneswaran | 2-6,4-6 |
| Challenger Cary | 2021/07/20 15:00 | Sam Riffice v Tatsuma Ito | 6-7,6-4,7-5 |
| ITF M25 Tulsa | 2021/06/19 14:00 | Genaro Alberto Olivieri v Sam Riffice | 7-6,7-6 |
| ITF M25 Tulsa | 2021/06/18 14:00 | Gage Brymer v Sam Riffice | 0-6,6-7 |
| ITF M25 Tulsa | 2021/06/17 14:00 | Sam Riffice v Jason Kubler | 6-1,6-4 |
| ITF M25 Tulsa | 2021/06/16 14:00 | Nathan Ponwith v Sam Riffice | 5-7,4-6 |