| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Jacob "Jaap"•Knol |
| Used name | Jaap•Knol |
| Born | 1 December 1896 in Uitgeest, Noord-Holland (NED) |
| Died | 8 October 1975 in Amsterdam, Noord-Holland (NED) |
| Affiliations | APGS, Amsterdam (NED) |
| NOC | Netherlands |
Personal Best: JT – 56.88 (1933).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1928 Summer Olympics | Athletics | NED |
Jaap Knol | |||
| Javelin Throw, Men (Olympic) | 25 r1/2 |