Valentin Jaroslav "Vilda" Loos (13 April 1895 â 8 September 1942) was a Czech ice hockey player who competed for Czechoslovakia in the 1920 Summer Olympics and in the 1924 Winter Olympics.
He was a member of the Czechoslovak ice hockey team that won the bronze medal in 1920. Four years later he also participated in the first Winter Olympic ice hockey tournament.