Josef Effenberger
Josef Effenberger was a Czech gymnast who competed for Czechoslovakia in the 1928 Summer Olympics. Additionally, he competed at both the 1926 and 1930, helping his team to gold both times, winning silver in the all-around combined exercises in 1926.
Effenberger was born in Prague on 18 October 1901. He died there on 11 November 1983, at the age of 82.