Hazlitt is both a surname and a given name. Notable people with the name include:
Gerry Hazlitt (1888–1915), Australian cricketer Henry Hazlitt (1894–1993), libertarian philosopher, economics writer, and journalist John Hazlitt (1767–1837), English artist William Hazlitt (Unitarian minister) (1737–1820), Unitarian minister and author William Hazlitt (1778–1830), English literary critic and essayist William Hazlitt (registrar) (1811–1893), English writer, translator, and registrar William Carew Hazlitt (1834–1913), English bibliographer, editor, writer, and lawyer Frederick Hazlitt Brennan (1901–1962), American screenwriter
Fictional characters: Seth Hazlitt