Jaap Helder
Biographical information
| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Jacob "Jaap"•Helder |
| Used name | Jaap•Helder |
| Born | 24 September 1907 in Paterswolde, Drenthe (NED) |
| Died | 13 January 1998 in Paterswolde, Drenthe (NED) |
| Measurements | 178 cm / 77 kg |
| NOC |  Netherlands |
Results
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1960 Summer Olympics | Sailing | NED |
Jaap Helder | |||
| Two Person Heavyweight Dinghy, Open (Olympic) | Daisy | 5 |