Lipschitz, Lipshitz, or Lipchitz, is an Ashkenazi Jewish (Yiddish/German-Jewish) surname. The surname has many variants, including: Lifshitz (Lifschitz), Lifshits, Lifshuts, Lefschetz; Lipschitz, Lipshitz, Lipshits, Lopshits, Lipschutz (Lipschütz), Lipshutz, Lüpschütz; Libschitz; Livshits; Lifszyc, Lipszyc. It is commonly Anglicized as Lipton, and less commonly as Lipington. There are several places in Europe from where the name may be derived. In all cases, Lip or Lib is derived from the Slavic root lipa (linden tree, see also Leipzig), and the itz ending is the Germanisation of the Slavic place name ending ice. In the Czech Republic: Libčice nad Vltavou (German: Libschitz an der Moldau) Liběšice u Litoměřic (German: Liebeschitz bei Leitmeritz) Liběšice u Žatce (German: Libeschitz bei Saaz) In Germany: Gera-Liebschwitz Liebschützberg-Liebschütz Remptendorf-Liebschütz In Poland: Głubczyce (Silesian German: Lischwitz, German: Leobschütz) In mathematics, the name can be used to describe a function that satisfies the Lipschitz condition, a strong form of continuity, named after Rudolf Lipschitz. The surname may refer to: People Daniel Lipšic, former Minister of Interior in Slovakia Israel Lipschitz (1782–1860), rabbi and biblical scholar Jacques Lipchitz (1891–1973), Cubist sculptor Lippy Lipshitz (1903–1980), South African sculptor, painter and printmaker Rudolf Lipschitz (1832–1903), German mathematician Imre Lakatos, Hungarian philosopher, born as Imre Lipschitz Ralph Lauren, American fashion designer, born as Ralph Lifshitz Hal Linden, American actor, and television personality, born Harold Lipschitz Solomon Lefschetz (1884–1972), Russian–US mathematician Joachim Lipschitz, German politician Fictional characters Dr. Werner P. Lipschitz, fictional character of the Rugrats series Berlin subway station There is a subway station Lipschitzallee (Lipschitz Avenue) in Berlin, named after politician Joachim Lipschitz Jewish surnames