Perelman is a surname. Notable people with the surname include:
Bob Perelman, poet
Chaim Perelman, philosopher
Eliezer Ben-Yehuda (Eliezer Yitzhak Perelman, 1858-1922), instrumental for the modern era revival of Hebrew as a spoken language
Grigori Perelman, Russian mathematician who proved the Poincaré conjecture
Mikhail Perelman, Soviet Olympic gold medal winning gymnast
Richard B. Perelman, author of Perelman's Pocket Cyclopedia of Cigars
Ronald Perelman, wealthy investor and businessman who appears 94th on the Forbes 2006 The World's Richest People (40th in the USA)
S. J. Perelman (1904–1979), American humorist, author, and screenwriter, best known for the film Around the World in Eighty Days
Yakov Perelman, Russian author of science books for children
Vadim Perelman, Ukrainian-American film director best known for his debut House of Sand and Fog
Raymond G. Perelman, a Philadelphia, Pennsylvania based philanthropist after whom the Perelman School of Medicine at the University of Pennsylvania was named