| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Josef•Růžička |
| Used name | Josef•Růžička |
| Born | 17 March 1925 in Praha (Prague), Hlavní město Praha (CZE) |
| Died | 11 April 1986 in Praha (Prague), Hlavní město Praha (CZE) |
| NOC | Czechoslovakia |
| Nationality | Czechia |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
Josef Růžička had the following finishes at major championships – 1955 World Championship: Unlimited Greco-Roman (4th).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | Nationality | As | |
|---|---|---|---|---|---|---|---|
| 1948 Summer Olympics | Wrestling | TCH |
CZE |
Josef Růžička | |||
| Heavyweight, Greco-Roman, Men (Olympic) | |||||||
| Heavyweight, Freestyle, Men (Olympic) | =5 | ||||||
| 1952 Summer Olympics | Wrestling | TCH |
CZE |
Josef Růžička | |||
| Heavyweight, Greco-Roman, Men (Olympic) | 2 | Silver | |||||
| Heavyweight, Freestyle, Men (Olympic) |