| Personal information | |
|---|---|
| Nationality | Czechoslovak |
| Born | 29 June 1912 |
| Died | 18 March 1996 (aged 83) Ústí nad Labem, Czech Republic |
| Sport | |
| Sport | Athletics |
Event | Hammer throw |
Jaroslav Knotek (29 June 1912 – 18 March 1996) was a Czech athlete. He competed for Czechoslovakia in the men's hammer throw at the 1936 Summer Olympics and the 1948 Summer Olympics.