Horowitz (Hebrew: הוֹרוֹביץ, Yiddish: האָראָװיץ) is a Levitical Ashkenazi surname deriving from the Horowitz family, though it can also be a non-Jewish surname as well. The name is derived from the town of Hořovice, Bohemia. Other variants of the name include Harowitz, Harowicz, Harrwitz, Harwitz, Horovitz, Horvitz, Horwicz, Horwitz, Hourwitz, Hurewicz, Hurwicz, Hurwitz, Gerovich, Gurovich, Gurevich, Gurvich, Gourevitch, Gurewitsch, Orowitz and Urwitz. List of people with the surname Horowitz. Rabbis. Aaron HaLevi ben Moses of Staroselye. Abraham Horowitz, 16th-century rabbi.
https://en.wikipedia.org/wiki/Horowitz