| UTR Pro Tennis Series Florida | 2021/03/12 15:30 | Cristian C. Rodriguez Sanchez v Federico Zeballos | 7-6,1-6,6-6 |
| UTR Pro Tennis Series Florida | 2021/03/11 20:00 | Fletcher Scott v Federico Zeballos | 6-1,6-1 |
| UTR Pro Tennis Series Florida | 2021/03/10 20:00 | Matthew Segura v Federico Zeballos | 6-3,5-3 |
| UTR Pro Tennis Series Florida | 2021/03/08 17:00 | Jorge Panta v Federico Zeballos | 3-6,6-2,6-3 |
| ITF M25 Naples | 2021/02/22 16:00 | Federico Zeballos v Rowland Phillips | 7-5,2-6,7-10 |
| ITF M15 Santo Domingo | 2020/12/08 14:30 | Federico Zeballos v Connor Farren | 0-6,6-3,3-6 |
| ITF M15 Santo Domingo | 2020/12/02 16:10 | Federico Zeballos v Juan Carlos Aguilar | 4-6,5-7 |
| Davis Cup | 2020/03/06 22:40 | Federico Zeballos v Roberto Cid Subervi | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/31 09:50 | Marat Deviatiarov v Alessandro Bega | 0-6,3-6 |
| ITF M15 Sharm El Sheikh | 2021/03/25 07:30 | Marat Deviatiarov v Makoto Ochi | 6-7,3-6 |
| ITF M15 Sharm El Sheikh | 2021/03/24 07:30 | Marat Deviatiarov v Babji Siva Atturu | 6-2,6-0 |
| ITF M15 Sharm El Sheikh | 2021/03/17 07:30 | Marat Deviatiarov v Petros Chrysochos | 3-6,2-6 |
| ITF M15 Kazan | 2021/03/10 11:30 | Alexander Stepin v Marat Deviatiarov | 6-4,7-5 |
| ITF M15 St Petersburg | 2021/02/11 12:55 | Jan Choinski v Marat Deviatiarov | 6-4,6-7,6-1 |
| ITF M15 St Petersburg | 2021/02/10 10:40 | Alibek Kachmazov v Marat Deviatiarov | 2-6,4-6 |
| ITF M15 St Petersburg | 2021/02/04 11:45 | Marat Deviatiarov v Ivan Gakhov | 6-1,2-6,3-6 |