Ernst Keller
Ernst Keller is the name of the following people:
- Ernst Keller (writer) (1851–1926), German community calculator and writer
- Ernst Keller (pharmacist) (1883–1969), German pharmacist and collector of prehistoric exhibits
- Ernst Keller (painter) (1887–1966), German painter
- Ernst Keller (graphic artist) (1891–1968), Swiss graphic artist
- Ernst Keller (politician, January 1900) (1900–1945), German politician (NSDAP)
- Ernst Keller (politician, September 1900) (1900–1963), German politician (FDP)
- Ernst Keller (figure skater) , Swiss figure skater
- Ernst Keller (Germanist) (1931–2006), Swiss Germanist