| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Pieter Jan "Piet Jan"•van der Giessen | |
| Used name | Piet Jan•van der Giessen | |
| Born | 1 January 1918 in Krimpen aan den IJssel, Zuid-Holland |  NED |
| Died | 10 June 1993 (aged 75 years 5 months 9 days) in Krimpen aan den IJssel, Zuid-Holland | NED |
| NOC | Netherlands | NED |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Sailing | NED |
Piet Jan van der Giessen | |||
| Three-Person Keelboat, Open (Olympic) | DeRuyter | 13 |
