Schleifer (German for 'polisher', 'grinder') is a German-language occupational surname. Its Polonized form is Szlajfer, Russified of Yiddish: Shleifer.
Notable people with this surname include.
Abdallah Schleifer v S. Abdallah Schleifer (b. Marc Schleifer, 1935–2025), American Middle East expert James T. Schleifer a.k.a. James Thomas Schleifer, American historian Meyer Schleifer (1908–1994), American bridge player
Schleifer is also the German term for Slide (musical ornament) and the Schleifer dialect, which is transitional between the Upper and Lower Sorbian languages.