Kuwait: M15 Zahra 2 - Doubles - Main |
| Quarter-finals | Nedelko I./Zaytsev I. | Forger A./Suboch D. | 1:2 (66:68, 6:4, 8:10) | details | 06.02.2025 |
| 1/8-finals | Nedelko I./Zaytsev I. | Alshati A./Mubarak A. | 2:0 (6:3, 6:4) | details | 04.02.2025 |
Kuwait: M15 Zahra - Doubles - Main |
| Quarter-finals | Nedelko I./Zaytsev I. | Mischker F./Nikles J. | 0:2 (3:6, 4:6) | details | 30.01.2025 |
| 1/8-finals | De Cuyper J./Hamza Reguig S. | Nedelko I./Zaytsev I. | 0:2 (63:7, 1:6) | details | 28.01.2025 |
Iran: M15 Tehran 2 - Doubles - Main |
| Quarter-finals | Dolzhenkov D./Nedelko I. | Agostini S./Elyasi S. | 0:2 (4:6, 4:6) | details | 19.09.2024 |
| 1/8-finals | Dolzhenkov D./Nedelko I. | Makzoume Y./Yazdani A. | 2:1 (3:6, 7:66, 10:8) | details | 18.09.2024 |
Iran: M15 Tehran - Doubles - Main |
| Semi-finals | Chepik A./Nedelko I. | Dev S D P./Javia D. | 0:2 (3:6, 2:6) | details | 14.09.2024 |
| Quarter-finals | Chepik A./Nedelko I. | Agostini S./Bocchi L. | 2:1 (3:6, 6:2, 10:8) | details | 12.09.2024 |
| 1/8-finals | Chepik A./Nedelko I. | Baxter H./Oplustil P. | 2:0 (6:2, 6:3) | details | 10.09.2024 |
Egypt: M15 Sharm ElSheikh 19 - Doubles - Main |
| 1/8-finals | Ruehl T./Wiskandt M. | Matvievici E./Nedelko I. | 2:0 (6:0, 6:0) | details | 05.12.2023 |
Turkey: M25 Bodrum - Doubles - Main |
| Quarter-finals | Chekhov A./Nedelko I. | Agafonov E./Marmousez L. | 1:2 (6:4, 3:6, 4:10) | details | 24.05.2023 |
| 1/8-finals | Chekhov A./Nedelko I. | Gulbezer B./Temel D. | 2:0 (6:1, 6:2) | details | 23.05.2023 |
Turkey: M15 Antalya 16 - Doubles - Main |
| Final | Agafonov E./Donski A. | Chekhov A./Nedelko I. | 1:2 (6:4, 4:6, 8:10) | details | 20.05.2023 |
| Semi-finals | Ambrogi L. E./Rodriguez L. J. | Chekhov A./Nedelko I. | WO. | details | 19.05.2023 |
| Quarter-finals | Chekhov A./Nedelko I. | Alcala Gurri M./Martinez Martinez J. | WO. | details | 18.05.2023 |
| 1/8-finals | Katuch J./Michalik R. | Chekhov A./Nedelko I. | 0:2 (4:6, 5:7) | details | 17.05.2023 |
Turkey: M15 Antalya 19 - Doubles - Main |
| 1/8-finals | Nedelko I./Ovchinnikov V. | Kiyamov T./Klok D. | 0:2 (2:6, 3:6) | details | 01.11.2022 |