Round: 1
| Eastern European Championship | 2020/11/25 08:00 | Deviatiarov, Marat v Daniil Savelev | 6-0,6-0 |
| Eastern European Championship | 2020/11/23 09:35 | Deviatiarov, Marat v Gorazd Srbljak | 6-2,6-3 |
| ITF - M15 Sharm El Sheikh | 2020/11/18 09:05 | Crepaldi, Erik v Deviatiarov, Marat | 6-3,7-6 |
| ITF - M15 Sharm El Sheikh | 2020/11/10 08:00 | Deviatiarov, Marat v Dalibor Svrcina | 6-1,3-6,6-10 |
| ITF - M15 Sharm El Sheikh | 2020/11/09 08:00 | Deviatiarov, Marat v Galik, Matej | 6-1,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/11/04 12:35 | Deviatiarov, Marat v David Poljak | 5-7,7-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2020/11/03 08:00 | Deviatiarov, Marat v Issei Okamura | 6-0,6-1 |
| ITF - M15 Sharm El Sheikh | 2020/11/02 08:00 | Deviatiarov, Marat v Ayap, Sagadat | 6-3,6-0 |
| Eastern European Championship | 2020/11/25 09:30 | Markovic, Goran v Jotovski, Tomislav | 6-7,6-3,4-6 |
| Eastern European Championship | 2020/11/24 08:00 | Markovic, Goran v Daniil Savelev | 6-4,6-7,7-5 |
| Eastern European Championship | 2020/11/20 15:40 | Gabriel Donev v Markovic, Goran | 6-2,6-3 |
| Eastern European Championship | 2020/11/19 16:05 | Markovic, Goran v Pjevcevic, Petar | 0-6,3-6 |
| Eastern European Championship | 2020/11/18 15:45 | Markovic, Goran v Paul Valsecchi | 3-6,2-6 |
| Eastern European Championship | 2020/11/17 17:10 | Markovic, Goran v Jotovski, Tomislav | 2-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2019/11/10 07:00 | Markovic, Goran v Muscheites, Lasse | 3-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2019/11/05 08:00 | Markovic, Goran v Oleksandr Ovcharenko | 3-6,1-6 |