People with the surname Koller include:
Alexandru Koller (born 1953), Romanian football player
Arnold Koller (born 1933), Swiss politician
Ben Koller, drummer of the American band Converge
Dagmar Koller (born 1939), Austrian actress and singer
Daphne Koller, American computer scientist
David Koller (born 1960), Czech singer
Hans Koller (1921–2003), Austrian jazz musician and painter
Jan Koller (born 1973), Czech football player
Carl Koller (1857–1944), Austrian ophthalmologist
Karl Koller (general) (1898–1951), German Luftwaffe general
Lou and Pete Koller, members of the American band Sick of It All
Marcel Koller (born 1960), Swiss football player
Peo Charles Koller FRSE (1904–1979) Hungarian-born cytologist and cytogeneticist
Peter Koller (born 1957), South African logistics specialist
Rudolf Koller (1828–1905), Swiss painter
Xavier Koller (born 1944), Oscar-winning filmmaker
