| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Johannes Adriaan "Han"•Dekker | |
| Used name | Han•Dekker | |
| Born | 4 June 1913 in Delft, Zuid-Holland |  NED |
| Died | 20 January 2000 (aged 86 years 7 months 16 days) in Zeist, Utrecht | NED |
| Affiliations | DDS — Delft, Zuid-Holland | NED |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1948 Summer Olympics | Rowing | NED |
Han Dekker | |||
| Coxless Fours, Men (Olympic) | Netherlands | 2 h1 r3/4 |
