Leidy is a surname and given name. Notable people with the name include:
surname Joseph Leidy (1823–1891), American paleontologist Paul Leidy (1813–1877), American politician
given name Leidy Asprilla (1997–2019), Colombian footballer Leidy Churchman (born 1979), American painter Leidy Klotz, American engineer Leidy Natalia Muñoz Ruiz (born 1985), Colombian racing cyclist