Eugen "Genia" Walaschek (20 June 1917 – 22 March 2007), was a Swiss footballer.
He played for Servette Genf and the Switzerland national football team, for whom he appeared in the 1938 FIFA World Cup, scoring a goal in their first-round victory over Nazi Germany.
He coached EF La Chaux de Fonds and Urania Genève.