| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Alphonsus Henricus Theodorus "Alphonse"•De Wette | |
| Used name | Alphonse•De Wette | |
| Born | 5 October 1902 in Gent (Ghent), Oost-Vlaanderen | |
| Measurements | 173 cm / 73 kg | |
| Affiliations | KRSG — Gent (Ghent), Oost-Vlaanderen | |
| NOC | Belgium |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Rowing | Alphonse De Wette | ||||
| Coxed Pairs, Men (Olympic) | Belgium | 3 h1 r1/2 | ||||
| 1928 Summer Olympics | Rowing | Alphonse De Wette | ||||
| Coxed Fours, Men (Olympic) | Belgium | 2 h1 r5/7 |