Sweezy is a surname. Notable people with the surname include: Carl Sweezy (1881–1953), American painter J. R. Sweezy (born 1989), American football player Nancy Sweezy (1921–2010), American artist, author, folklorist, advocate, scholar, and preservationist Paul Sweezy (1910–2004), Marxist economist, political activist, publisher, and editor