Horowitz is a Levitical Ashkenazi surname deriving from the Horowitz family. Other variants of the name include Harowitz, Harrwitz, Harwitz, Horovitz, Horvitz, Horwicz, Horwitz, Hourwitz, Hurewicz, Hurwicz, Hurwitz, Gerovich, Gurovich, Gurevich, Gurvich, Gourevitch, Orowitz and Urwitz.
