Vainshtein
Vainshtein (originally an Eastern European spelling variant of Weinstein) is a German and Yiddish surname. Notable people with the surname include:
- Gil Vainshtein (born 1984), Canadian soccer player
 - Lev Vainshtein (1916–2004), Soviet sport shooter
 - Samuil Vainshtein (1894–1942), Russian chess player
 - Sevyan Vainshtein (1926–2008), Russian anthropologist and historian
 - Arkady Vainshtein (born 1942), Russian-American theoretical physicist
 - Leonid Vainshtein (1945–1994), Azerbaijani-Jew composer
 - Boris Vainshtein (1921–1996), Russian crystallographer