Stadium: Pista 2 Round: 14 Ground: Hardcourt outdoor
| Challenger Todi | 2021/07/12 13:00 | Matheus P De Almeida v Federico Zeballos | 6-1,6-3 |
| Challenger Todi | 2021/07/11 08:00 | Alessio De Bernardis v Federico Zeballos | 5-7,1-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/24 08:30 | Kuzey Cekirge v Federico Zeballos | 1-6,6-4,7-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/23 09:30 | Federico Zeballos v Jay Friend | 6-3,5-1 |
| UTR Pro Tennis Series Barcelona | 2021/06/22 12:30 | Federico Zeballos v Juan C Garcia Garcia | 6-3,5-4 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 08:00 | Alejandro Garcia v Federico Zeballos | 3-6,5-7 |
| Challenger Prostejov | 2021/06/13 12:30 | Federico Zeballos v Skander Mansouri | 6-7,0-6 |
| Challenger Oeiras | 2021/05/24 10:00 | Filip Cristian Jianu v Federico Zeballos | 6-4,7-5 |
| Challenger Porto | 2021/06/27 14:10 | Robert Galloway v Alexander Zhurbin | 6-2,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/06/20 08:30 | Luc Fomba v Alexander Zhurbin | 6-1,6-4 |
| Challenger Aix en Provence | 2021/06/13 09:55 | Mohamed Aziz Dougaz v Alexander Zhurbin | 6-1,6-2 |
| ITF M15 Kazan | 2021/03/10 13:40 | Maxim Ratniuk v Alexander Zhurbin | 6-0,6-3 |
| ITF M15 Torello | 2020/12/10 12:00 | Lamine Ouahab v Alexander Zhurbin | 7-6,3-6,6-1 |
| ITF M15 Torello | 2020/12/08 10:00 | David Jorda Sanchis v Alexander Zhurbin | 4-6,6-0,6-7 |
| ITF M15 Madrid | 2020/12/01 10:51 | Alexander Zhurbin v Gerardo L Villasenor | 4-6,4-6 |
| ITF M15 Madrid | 2020/12/01 09:30 | Alexander Zhurbin v Gerardo L Villasenor | 4-6,4-6 |