Israel: M15 Jerusalem - Doubles - Main |
| Final | Cash J./Corwin F. | Cozbinov A./Deviatiarov M. | WO. | details | 14.05.2021 |
| Semi-finals | Cozbinov A./Deviatiarov M. | Beckley A./Montsi K. | 2:0 (7:610, 6:4) | details | 13.05.2021 |
| Quarter-finals | Binding J./Duncan S. | Cozbinov A./Deviatiarov M. | 0:2 (65:7, 3:6) | details | 12.05.2021 |
| 1/8-finals | Gengel M./Langmajer D. | Cozbinov A./Deviatiarov M. | 1:2 (0:6, 6:4, 7:10) | details | 11.05.2021 |
Israel: M15 Ramat Hasharon - Doubles - Main |
| 1/8-finals | Palan D./Salton D. | Cozbinov A./Deviatiarov M. | 2:1 (2:6, 6:4, 10:8) | details | 04.05.2021 |
Russia: M15 Kazan - Doubles - Main |
| 1/8-finals | Kudriashov I./Zhzhenov K. | Cozbinov A./Deviatiarov M. | 2:1 (60:7, 6:3, 10:4) | details | 09.03.2021 |
Russia: M15 St. Petersburg 2 - Doubles - Main |
| 1/8-finals | Paulson A./Rikl P. | Cozbinov A./Deviatiarov M. | 2:0 (6:4, 6:4) | details | 09.02.2021 |
Russia: M15 St. Petersburg - Doubles - Main |
| Final | Cozbinov A./Deviatiarov M. | Paulson A./Rikl P. | 1:2 (6:4, 4:6, 8:10) | details | 06.02.2021 |
| Semi-finals | Cozbinov A./Deviatiarov M. | Dubrivnyy A./Zakharov A. | 2:0 (7:61, 6:0) | details | 05.02.2021 |
| Quarter-finals | Golubev D./Tiurnev E. | Cozbinov A./Deviatiarov M. | 1:2 (6:1, 1:6, 6:10) | details | 04.02.2021 |
| 1/8-finals | Igoshin A./Prudnikau A. | Cozbinov A./Deviatiarov M. | 0:2 (2:6, 4:6) | details | 02.02.2021 |