title: Karl Koller
text: # Karl Koller
  
  Karl Koller may refer to:
  
  * Karl Koller (ophthalmologist) (or Carl Koller, 1857–1944), Austrian ophthalmologist
  * Karl Koller (general) (1898–1951), German Luftwaffe general
  * Karl Koller (footballer) (1929–2009), Austrian football player
  