Karl Horak
Karl Horak is the name of the following people:
- Karl Horak (musicologist) (1908–1992), Austrian musicologist and ethnologist
- Karl Horak (Kapellmeister) (1848–1915), German Kapellmeister and conductor
- Karl Horak , pseudonym of Leo Bei (musician) (* 1958), Austrian musician
- Karl E. Horak (publ. 1978-1981), botanist
