 France: M25 Montauban - Doubles - Main |
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| Final | Added D./Reymond A. | Nikles J./Wenger D. | 0:2 (61:7, 63:7) | details | 22.06.2024 |
| Semi-finals | Colombo A./Fondriest M. | Nikles J./Wenger D. | 1:2 (2:6, 6:4, 2:10) | details | 21.06.2024 |
| Quarter-finals | Garcian A./Pires T. | Nikles J./Wenger D. | 0:2 (4:6, 5:7) | details | 19.06.2024 |
| 1/8-finals | CONTET M./Recoura N. | Nikles J./Wenger D. | 0:2 (2:6, 5:7) | details | 18.06.2024 |
| 1/8-finals | Mayew W./Pernas T. A. | Nikles J./Wenger D. | CAN. | details | 18.06.2024 |
 Spain: M25 Cordoba - Doubles - Main |
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| Quarter-finals | Brancaccio R./Nikles J. | Bayldon B./Hermans M. | 0:2 (64:7, 3:6) | details | 05.06.2024 |
| 1/8-finals | Herberg Amoros A./Marti Pujolras A. | Brancaccio R./Nikles J. | 0:2 (2:6, 2:6) | details | 04.06.2024 |
| Spain: M25 La Nucia - Doubles - Main |
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| Semi-finals | Banthia S./Vanshelboim E. | Nikles J./Wenger D. | 2:0 (6:3, 6:4) | details | 30.05.2024 |
| Quarter-finals | Nikles J./Wenger D. | Gimenez Perez C./Talan Lopatic L. | 2:0 (6:4, 6:2) | details | 29.05.2024 |
| 1/8-finals | Nikles J./Wenger D. | Ferrer M. X./Martinez Arjona S. | 2:0 (6:3, 6:4) | details | 28.05.2024 |
 Tunisia: M25 Hammamet 7 - Doubles - Main |
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| 1/8-finals | Lobanov A./Ouakaa A. | Barroso Campos A./Nikles J. | 2:0 (7:61, 6:2) | details | 17.04.2024 |
| Tunisia: M25 Hammamet 6 - Doubles - Main |
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| Semi-finals | Collignon R./Kym J. | De Krom M./Nikles J. | 2:1 (3:6, 6:3, 11:9) | details | 12.04.2024 |
| Quarter-finals | De Krom M./Nikles J. | Clarke J./Kopp S. | WO. | details | 11.04.2024 |
| 1/8-finals | Bittoun C./Ovcharenko O. | De Krom M./Nikles J. | 0:2 (64:7, 5:7) | details | 09.04.2024 |
 Croatia: M15 Rovinj - Doubles - Main |
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| 1/8-finals | Nikles J./Perez Contri S. | D'Agostino S./Plunger M. | 0:2 (4:6, 68:7) | details | 13.03.2024 |
| Tunisia: M15 Monastir 2 - Doubles - Main |
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| Semi-finals | Kuhn N./Perez Sanz D. | Nikles J./Salle F. | 2:1 (7:5, 68:7, 11:9) | details | 13.01.2024 |
| Quarter-finals | Gregg P./Snezhko N. | Nikles J./Salle F. | 1:2 (6:4, 5:7, 5:10) | details | 11.01.2024 |
| 1/8-finals | Nikles J./Salle F. | Lobanov A./Sakellaridis D. | 2:1 (4:6, 6:2, 10:8) | details | 09.01.2024 |
 Turkey: M15 Antalya 5 - Doubles - Main |
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| Quarter-finals | Nikles J./Vanshelboim E. | Aksu C./Saritas G. | WO. | details | 02.03.2023 |
| 1/8-finals | Nikles J./Vanshelboim E. | Arinc K./White J. | 2:0 (6:3, 6:3) | details | 28.02.2023 |
| Turkey: M15 Antalya 4 - Doubles - Main |
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| Semi-finals | Nikles J./Vanshelboim E. | Altuna T./Reymond A. | 0:2 (4:6, 4:6) | details | 24.02.2023 |
| Quarter-finals | Nikles J./Vanshelboim E. | Donev G./Radulov I. | 2:1 (6:1, 4:6, 10:4) | details | 23.02.2023 |
North Macedonia: Skopje - Singles - Main
Italy: Barletta - Singles - Qualification