| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Louis Alphonse Marie Constant•De Deken | |
| Used name | Louis•De Deken | |
| Born | 15 May 1899 in Antwerpen (Antwerp), Antwerpen |  BEL |
| Died | 16 December 1944 (aged 45 years 7 months 1 day) in Antwerpen (Antwerp), Antwerpen | BEL |
| Affiliations | Royal Beerschot THC — Kontich, Antwerpen | BEL |
| NOC | Belgium | BEL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1928 Summer Olympics | Hockey | BEL |
Louis De Deken | |||
| Hockey, Men (Olympic) | Belgium | 4 |
