 Bulgaria: M15 Sozopol - Doubles - Main |
|---|
| 1/8-finals | Paris J./Storrie R. J. | Donev G./Mladenov V. | 2:0 (6:0, 6:1) | details | 15.09.2021 |
| Bulgaria: Sofia - Doubles - Main |
|---|
| 1/8-finals | O'Mara J./Skupski K. | Donski A./Mladenov V. | 2:0 (6:3, 6:4) | details | 09.11.2020 |
 Tunisia: Tunis - Doubles - Main |
|---|
| 1/8-finals | Mansouri S./Zimonjic N. | Ghorbel A./Mladenov V. | 2:0 (6:4, 6:4) | details | 17.04.2019 |
 South Korea: Gwangju - Doubles - Main |
|---|
| 1/8-finals | Hsu Y. H./Mladenov V. | Lock B./Statham J. R. | 0:2 (4:6, 5:7) | details | 15.08.2018 |
 World: Davis Cup - Group III - Doubles - Promotion |
|---|
| | Kuzmanov D./Mladenov V. | Arneodo R./Balleret B. | 0:2 (4:6, 3:6) | details | 07.04.2018 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| | Andreev A./Mladenov V. | Micov S./Srbljak G. | 2:0 (6:4, 6:3) | details | 06.04.2018 |
| | Kuzmanov D./Mladenov V. | Grabul D./Srbljak G. | CAN. | details | 06.04.2018 |
| | Kuzmanov D./Mladenov V. | Gunnarsson B./Sigurdsson E. | 2:0 (6:2, 6:1) | details | 05.04.2018 |
| | Kuzmanov D./Mladenov V. | Mjeshtri E./Shypheja G. | 2:0 (6:0, 6:0) | details | 04.04.2018 |
| Bulgaria: Sofia - Doubles - Main |
|---|
| 1/8-finals | Kuzmanov D./Mladenov V. | Lipsky S./Sharan D. | 0:2 (4:6, 4:6) | details | 06.02.2018 |
 Vietnam: Ho Chi Minh City - Doubles - Main |
|---|
| Quarter-finals | Mladenov V./Ursu V. | Gonzales R./Reese H. | 0:2 (3:6, 1:6) | details | 26.10.2017 |
| 1/8-finals | Mladenov V./Ursu V. | Kedryuk A./Vu A. | 2:0 (6:1, 6:1) | details | 23.10.2017 |
| World: Davis Cup Group II - Doubles - Main |
|---|
| | Jaziri M./Mansouri S. | Lazov A./Mladenov V. | CAN. | details | 16.07.2016 |
| | Jaziri M./Mansouri S. | Lazarov A./Mladenov V. | 3:0 (6:4, 6:4, 6:3) | details | 16.07.2016 |
| | Altuna T./Ilkel C. | Lazov A./Mladenov V. | 2:3 (66:7, 7:65, 7:64, 65:7, 4:6) | details | 05.03.2016 |
| | Altuna T./Celikbilek A. | Lazov A./Mladenov V. | CAN. | details | 05.03.2016 |
