Ewald Bucher (19 July 1914 in Rottenburg am Neckar, Kingdom of Württemberg – 4 November 1991 in Mutlangen) was a German politician of the FDP.He received a Juris Doctor from the University of Munich in 1941 and served then as a soldier in World War II from 1941 to 1944. During the Third Reich he was a member of the Nazi Party and of the SA. After the Second World War he joined the Free Democratic Party.