Croatia: Split - Doubles - Main |
| 1/8-finals | Margaroli L./Rodriguez Taverna S. | Drzewiecki K./Geerts M. | 2:0 (7:62, 6:2) | details | 10.04.2024 |
Spain: Barcelona - Doubles - Main |
| Semi-finals | Schnaitter J./Wallner M. | Barroso Campos A./Geerts M. | 2:0 (7:67, 6:3) | details | 05.04.2024 |
| Quarter-finals | Barroso Campos A./Geerts M. | Bergevi F./Veldheer M. | 2:0 (6:3, 6:4) | details | 04.04.2024 |
| 1/8-finals | Barroso Campos A./Geerts M. | Debru G./McCormick T. | 2:0 (6:3, 6:4) | details | 03.04.2024 |
Portugal: M25 Vale do Lobo - Doubles - Main |
| Semi-finals | Added D./Geerts M. | Barroso Campos A./Lopez Morillo I. | 0:2 (5:7, 4:6) | details | 15.03.2024 |
| Quarter-finals | Added D./Geerts M. | Echeverria J./Izquierdo Luque R. | 2:0 (6:1, 6:1) | details | 14.03.2024 |
| 1/8-finals | Added D./Geerts M. | Oliveira F./Portugal A. | 1:0 RET. (6:4, 2:1) | details | 12.03.2024 |
Portugal: M25 Quinta Do Lago - Doubles - Main |
| 1/8-finals | Araujo P./Fanselow S. | Chappell N./Geerts M. | 2:1 (4:6, 6:3, 10:8) | details | 05.03.2024 |
France: Lille - Doubles - Main |
| Quarter-finals | Harrison C./Willis M. | Geerts M./Niklas-Salminen P. | 2:1 (6:3, 3:6, 13:11) | details | 29.02.2024 |
| 1/8-finals | Geerts M./Niklas-Salminen P. | Guinard M./Jacq G. | 2:1 (6:3, 2:6, 10:4) | details | 28.02.2024 |
France: Cherbourg - Doubles - Main |
| Quarter-finals | Geerts M./Oberleitner N. | Goldhoff G./Trotter J. K. | 0:2 (2:6, 4:6) | details | 15.02.2024 |
| 1/8-finals | Frantzen C./Jebens H. | Geerts M./Oberleitner N. | 0:2 (66:7, 4:6) | details | 13.02.2024 |
Belgium: Ottignies-Louvain-la-Neuve - Doubles - Main |
| 1/8-finals | Johnson L./Mansouri S. | Collignon R./Geerts M. | 2:0 (6:2, 6:4) | details | 24.01.2024 |
Spain: Tenerife - Doubles - Main |
| 1/8-finals | Jebavy R./Oswald P. | Geerts M./Martos Gornes S. | 2:1 (6:1, 0:6, 12:10) | details | 17.01.2024 |
Portugal: Oeiras 2 - Doubles - Main |
| 1/8-finals | Libietis M./Niklas-Salminen P. | Arribage T./Geerts M. | 2:0 (7:5, 6:3) | details | 09.01.2024 |
Portugal: Oeiras - Doubles - Main |
| Final | Arribage T./Geerts M. | Clarke J./Willis M. | 1:2 (4:6, 7:69, 3:10) | details | 06.01.2024 |
| Semi-finals | Arribage T./Geerts M. | Fanselow S./Gerch L. | 2:1 (6:3, 3:6, 10:3) | details | 05.01.2024 |
| Quarter-finals | Arribage T./Geerts M. | Domingues J./Pereira T. | 2:0 (7:5, 6:1) | details | 04.01.2024 |
| 1/8-finals | Arribage T./Geerts M. | Kasnikowski M./Uzhylovskyi V. | 2:0 (6:3, 7:63) | details | 03.01.2024 |