Spain: Madrid - Doubles - Main |
| 1/8-finals | Hsieh S-W./Mertens E. | Watson H./Xu Y. | 2:0 (6:2, 6:4) | details | 29.04.2024 |
| 1/16-finals | Kalinina A./Yastremska D. | Watson H./Xu Y. | 0:2 (2:6, 3:6) | details | 26.04.2024 |
World: Billie Jean King Cup - World Group - Doubles - Qualification |
| | Garcia C./Mladenovic K. | Dart H./Watson H. | CAN. | details | 13.04.2024 |
USA: Charleston - Doubles - Main |
| Quarter-finals | Krueger A./Stephens S. | Nicholls O./Watson H. | 2:1 (65:7, 6:2, 10:6) | details | 05.04.2024 |
| 1/8-finals | Nicholls O./Watson H. | Danilina A./Olmos G. | 2:0 (6:4, 6:4) | details | 02.04.2024 |
USA: Miami - Doubles - Main |
| 1/16-finals | Mihalikova T./Watson H. | Errani S./Paolini J. | 1:2 (3:6, 6:3, 5:10) | details | 24.03.2024 |
USA: Charleston - Doubles - Main |
| Quarter-finals | Errani S./Mihalikova T. | Dart H./Watson H. | 2:1 (4:6, 6:2, 10:6) | details | 14.03.2024 |
| 1/8-finals | Dart H./Watson H. | Bassols M./Rus A. | 2:1 (4:6, 6:1, 11:9) | details | 12.03.2024 |
United Arab Emirates: Abu Dhabi - Doubles - Main |
| Final | Noskova L./Watson H. | Kenin S./Mattek-Sands B. | 0:2 (4:6, 64:7) | details | 11.02.2024 |
| Semi-finals | Noskova L./Watson H. | Linette M./Pera B. | WO. | details | 10.02.2024 |
| Quarter-finals | Noskova L./Watson H. | Aoyama S./Krunic A. | 2:1 (7:62, 3:6, 10:5) | details | 09.02.2024 |
| 1/8-finals | Melichar-Martinez N./Perez E. | Noskova L./Watson H. | 0:2 (3:6, 63:7) | details | 07.02.2024 |
Australia: Australian Open - Mixed Doubles - Main |
| Quarter-finals | Watson H./Salisbury J. | Krawczyk D./Skupski N. | 0:2 (1:6, 4:6) | details | 23.01.2024 |
| 1/8-finals | Perez E./Rojer J. | Watson H./Salisbury J. | 0:2 (3:6, 2:6) | details | 22.01.2024 |
| 1/16-finals | Stefani L./Matos R. | Watson H./Salisbury J. | 0:2 (3:6, 4:6) | details | 19.01.2024 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Bronzetti L./Watson H. | Wang Y./Yuan Y. | 0:2 (3:6, 3:6) | details | 17.01.2024 |
Australia: Brisbane - Doubles - Main |
| Final | Minnen G./Watson H. | Kichenok L./Ostapenko J. | 0:2 (5:7, 2:6) | details | 06.01.2024 |
| Semi-finals | Minnen G./Watson H. | Bucsa C./Panova A. | 2:1 (2:6, 6:4, 10:8) | details | 05.01.2024 |
| Quarter-finals | Minnen G./Watson H. | Collins D./Kichenok N. | 2:0 (7:61, 6:2) | details | 04.01.2024 |
| 1/8-finals | Hsieh S-W./Mertens E. | Minnen G./Watson H. | 0:2 (4:6, 2:6) | details | 03.01.2024 |
| 1/16-finals | Minnen G./Watson H. | Dolehide C./Stearns P. | 2:0 (6:4, 7:68) | details | 02.01.2024 |
United Arab Emirates: W100 Dubai - Doubles - Main |
| Final | Babos T./Zvonareva V. | Nicholls O./Watson H. | 2:1 (6:1, 2:6, 10:7) | details | 10.12.2023 |
| Semi-finals | Nicholls O./Watson H. | Hruncakova V./Jakupovic D. | 2:0 (6:0, 6:1) | details | 09.12.2023 |
| Quarter-finals | Kumkhum L./Plipuech P. | Nicholls O./Watson H. | 1:2 (6:4, 3:6, 5:10) | details | 08.12.2023 |
| 1/8-finals | Radivojevic L./Shinikova I. | Nicholls O./Watson H. | 0:2 (4:6, 4:6) | details | 06.12.2023 |
Andorra: Andorra - Doubles - Main |
| Final | Andreeva E./Naef C. | Babos T./Watson H. | 2:0 (6:2, 6:1) | details | 02.12.2023 |
| Semi-finals | Lumsden M./Ponchet J. | Babos T./Watson H. | WO. | details | 01.12.2023 |