| UTR Pro Tennis Series Barcelona | 2021/08/03 08:30 | Jay Friend v Carretero, Pablo | 6-4,5-7,0-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/02 10:00 | Jay Friend v Federico Zeballos | 1-6,0-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/25 09:30 | Jay Friend v Adria Soriano Barrera | 3-6,6-2,2-5 |
| 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 | Garcia, Alejandro v Jay Friend | 4-6,6-0,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/21 08:00 | Garcia Garcia, Juan Carlos v Jay Friend | 5-7,2-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/03 08:30 | Federico Zeballos v Deviatiarov, Marat | 7-6,6-4 |
| ITF M15 Novomoskovsk | 2021/06/03 16:55 | Aliaksandr Liaonenka v Deviatiarov, Marat | 1-6,4-6 |
| ITF M15 Novomoskovsk | 2021/05/26 08:20 | Oleksandr Ovcharenko v Deviatiarov, Marat | 7-6,6-4 |
| ITF - M15 Tbilisi | 2021/05/18 07:00 | Deviatiarov, Marat v Marek Gengel | 1-6,4-6 |
| ITF M15 Jerusalem | 2021/05/13 07:00 | Justin Roberts v Deviatiarov, Marat | 6-1,6-2 |
| ITF M15 Jerusalem | 2021/05/12 07:00 | Alec Beckley v Deviatiarov, Marat | 1-6,6-7 |
| ITF M15 Ramat Hasharon | 2021/05/07 07:00 | Deviatiarov, Marat v Felix Corwin | 5-7,4-6 |
| ITF M15 Ramat Hasharon | 2021/05/06 10:30 | Deviatiarov, Marat v Goldenberg, Lior | 6-3,6-2 |