Answer
Nine filmmakers have won the Palme d’Or twice, like Ken Loach. They are: - Alf Sjöberg (1946 and 1951) - Ingmar Bergman (1957 and 1960) - Luis Buñuel (1950 and 1961) - Federico Fellini (1960 and 1987) - Francis Ford Coppola (1974 and 1979) - Volker Schlöndorff (1979 and 1982) - Bille August (1984 and 1992) - Michael Haneke (2001 and 2012) - Ken Loach (2006 and 2016)