World: Billie Jean King Cup - World Group - Doubles - Main |
| | Aoyama S./Hozumi E. | Niculescu M./Ruse G. | 2:0 (6:1, 7:5) | dettagli | 14.11.2024 |
Hong Kong: Hong Kong - Doubles - Main |
| Final | Niculescu M./Ruse G. | Hibino N./Ninomiya M. | 2:1 (6:3, 5:7, 10:5) | dettagli | 06.10.2024 |
| Semi-finals | Eikeri U./Wu F. | Niculescu M./Ruse G. | 1:2 (2:6, 7:62, 4:10) | dettagli | 05.10.2024 |
| Quarter-finals | Niculescu M./Ruse G. | Birrell K./Hsieh S-W. | 2:0 (7:5, 6:2) | dettagli | 02.10.2024 |
United Kingdom: W100 Shrewsbury - Doubles - Main |
| 1/8-finals | Niculescu M./Ruse G. | Abduraimova N./Kania-Chodun P. | 1:2 (7:5, 1:6, 8:10) | dettagli | 02.11.2022 |
USA: US Open - Doubles - Main |
| 1/32-finals | Krejcikova B./Siniakova K. | Niculescu M./Ruse G. | 2:1 (6:3, 1:6, 6:3) | dettagli | 02.09.2022 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Niculescu M./Ruse G. | Flipkens K./Sorribes Tormo S. | 0:2 (63:7, 2:6) | dettagli | 29.06.2022 |
United Kingdom: Birmingham - Doubles - Main |
| Quarter-finals | Mertens E./Zhang S. | Niculescu M./Ruse G. | 2:0 (6:2, 7:62) | dettagli | 17.06.2022 |
| 1/8-finals | Niculescu M./Ruse G. | Heisen V./Murray S. | 2:1 (7:5, 3:6, 10:3) | dettagli | 15.06.2022 |
Romania: Cluj-Napoca 2 - Doubles - Main |
| Quarter-finals | Niculescu M./Ruse G. | Begu I./Mitu A. | 1:2 (5:7, 6:0, 8:10) | dettagli | 29.10.2021 |
| 1/8-finals | Niculescu M./Ruse G. | Potapova A./Sizikova Y. | 2:0 (6:0, 6:0) | dettagli | 26.10.2021 |
USA: US Open - Doubles - Main |
| Quarter-finals | Guarachi A./Krawczyk D. | Niculescu M./Ruse G. | 2:1 (65:7, 6:2, 6:3) | dettagli | 09.09.2021 |
| 1/8-finals | Fernandez L./Routliffe E. | Niculescu M./Ruse G. | 1:2 (1:6, 6:4, 2:6) | dettagli | 06.09.2021 |
| 1/16-finals | Niculescu M./Ruse G. | Linette M./Pera B. | 2:0 (6:3, 7:5) | dettagli | 03.09.2021 |
| 1/32-finals | Niculescu M./Ruse G. | Hercog P./Sevastova A. | 2:1 (6:1, 5:7, 7:5) | dettagli | 02.09.2021 |
United Kingdom: W100+H Nottingham - Doubles - Main |
| Final | Niculescu M./Ruse G. | Hon P./Hunter S. | 2:0 (7:5, 7:5) | dettagli | 19.06.2021 |
| Semi-finals | Babos T./Rodionova Ar. | Niculescu M./Ruse G. | 1:2 (65:7, 6:4, 5:10) | dettagli | 18.06.2021 |
| Quarter-finals | Niculescu M./Ruse G. | Bonaventure Y./Gorgodze E. | 2:0 (6:0, 6:1) | dettagli | 17.06.2021 |
| 1/8-finals | Niculescu M./Ruse G. | Ahn K./Cabrera L. | 2:0 (6:3, 6:0) | dettagli | 15.06.2021 |
World: Billie Jean King Cup - World Group - Doubles - Relegation - Play Offs |
| | Niculescu M./Ruse G. | Gatto-Monticone G./Paolini J. | CAN. | dettagli | 17.04.2021 |
United Kingdom: Nottingham - Doubles - Main |
| Semi-finals | Krawczyk D./Olmos G. | Niculescu M./Ruse G. | 2:0 (6:1, 6:4) | dettagli | 15.06.2019 |
| Quarter-finals | Niculescu M./Ruse G. | Guarachi A./Routliffe E. | 2:0 (7:65, 6:2) | dettagli | 15.06.2019 |
| 1/8-finals | Niculescu M./Ruse G. | Fichman S./Kato M. | 2:1 (6:3, 5:7, 10:8) | dettagli | 13.06.2019 |