 Turkey: M15 Antalya 3 - Doubles - Main |
|---|
| 1/8-finals | Donski A./Lazarov A. | Alkaya M./Celikbilek A. | 0:2 (3:6, 2:6) | details | 08.12.2020 |
| Turkey: M15 Antalya 2 - Doubles - Main |
|---|
| Quarter-finals | Fayziev S./Fomin S. | Donski A./Lazarov A. | 2:1 (1:6, 7:62, 10:8) | details | 04.12.2020 |
| 1/8-finals | Donski A./Lazarov A. | Cepel K./Gursoy S. D. | 2:0 (6:1, 6:0) | details | 02.12.2020 |
 Egypt: M15 Sharm El Sheikh 3 - Doubles - Main |
|---|
| Semi-finals | Donski A./Lazarov A. | Brouwer G./Nijboer R. | 1:2 (2:6, 6:4, 6:10) | details | 16.10.2020 |
| Quarter-finals | Donski A./Lazarov A. | Vidal Azorin J. F./Vivero G. P. | 2:0 (6:3, 7:5) | details | 15.10.2020 |
| 1/8-finals | Donski A./Lazarov A. | Asrawy A./Makhlouf S. | 2:1 (65:7, 6:0, 10:7) | details | 13.10.2020 |
 World: Davis Cup - Group II - Doubles - Main |
|---|
| | Klaasen R./Roelofse R. | Donski A./Lazarov A. | 2:0 (6:3, 6:2) | details | 14.09.2019 |
 Bulgaria: Sofia - Doubles - Main |
|---|
| Quarter-finals | Bopanna R./Sharan D. | Donski A./Lazarov A. | 2:0 (6:3, 6:1) | details | 08.02.2019 |
| 1/8-finals | Donski A./Lazarov A. | Basilashvili N./Ebden M. | WO. | details | 05.02.2019 |
