Blumenfeld is a surname. Notable people with the surname include:
Alan Blumenfeld, American actorAmir Blumenfeld, Israeli-American writer and comedianAnat Blumenfeld, Israeli biochemistBenjamin Blumenfeld (1884–1947), Russian chess playerErwin Blumenfeld (1897–1969), German-American photographerFannie Zeissler (born Blumenfeld) (1863–1927), Austrian-American pianistFelix Blumenfeld (1863–1931), Russian composer, conductor, and pianistHugh Blumenfeld (b. 1958), American folk musicianIsadore Blumenfeld (commonly Kid Cann, 1900–1981), American mobsterLane H. Blumenfeld (b. 1967), American lawyerLev Blumenfeld (linguist), Canadian linguistLev Blumenfeld (physicist), Soviet Russian physicistSamuel Blumenfeld, American author and educatorSimon Blumenfeld (1907–2005), English columnist, novelist, playwright and editor