Madrid 
San Miguel de Tucuman 
Porto Alegre 
Abidjan 2 
Estoril 
Gwangju Challenger 
Savannah 
W100 Gifu 
Davis Сup Group I Tennis. Played Onclin Gauthier. Season 2025
Country 
Belgium. Ranking ATP 207.
Belgium. Ranking ATP 207. Ostrava | ||||
|---|---|---|---|---|
| 03.05.2025 | Semi-finals | Piros Zsombor — Onclin Gauthier | 2:0 (6:3, 6:2) |
|
| 30.04.2025 | Second round | Onclin Gauthier — Butvilas Edas | 2:1 (5:7, 6:2, 6:2) |
|
| 28.04.2025 | First round | Wong Chak Lam Coleman — Onclin Gauthier | 1:2 (2:6, 7:5, 3:6) |
|
 Barletta | ||||
| 01.04.2025 | First round | Dalla Valle Enrico — Onclin Gauthier | 2:1 (2:6, 7:5, 6:4) |
|
| Napoli | ||||
| 27.03.2025 | Second round | Onclin Gauthier — Pellegrino Andrea | 0:2 (5:7, 3:6) |
|
| 25.03.2025 | First round | Fognini Fabio — Onclin Gauthier | 1:2 (3:6, 6:4, 5:7) |
|
 Cherbourg | ||||
| 12.03.2025 | Second round | Ruusuvuori Emil — Onclin Gauthier | 2:0 (6:4, 6:3) |
|
| Thionville | ||||
| 04.03.2025 | First round | Onclin Gauthier — Kachmazov Alibek | 0:2 (2:6, 3:6) |
|
 Lugano | ||||
| 25.02.2025 | First round | Onclin Gauthier — Coric Borna | 0:2 (4:6, 2:6) |
|
 Koblenz | ||||
| 28.01.2025 | First round | Squire Henri — Onclin Gauthier | — — |
|