Josef Růžička (17 March 1925 – 11 April 1986) was a Czechoslovak wrestler. He was born in Prague. He won an Olympic silver medal in Greco-Roman wrestling in 1952. He died on 11 April 1986, at the age of 61.František Kolář Encyklopedie olympioniků. Čeští a českoslovenští sportovci na olympijských hrách, ed. Euromedia Group, Prague 2021, p. 278
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