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.
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.
[citation needed] In the Czech Republic: In Germany: In Poland: 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.