Hargraves is a surname. Notable people with the surname include:
Daniel Hargraves (born 1975), Australian rules footballer Edward Hargraves (1816–1891), gold prospector in Australia Fred Hargraves (1880–1917), English footballer James Hargraves (1690–1741), English Anglican divine who became the Dean of Chichester Cathedral in 1739 Orin Hargraves (born 1953), American lexicographer Paul E. Hargraves (born 1941), a phycologist using the standard author abbreviation of Hargraves Peter Hargraves (born 1972), American retired sprinter Robert B. Hargraves (1928–2003), geologist
See also Hargraves, Martian crater, named after Robert B. Hargraves Hargrave (surname)