Dunkley is a surname. Notable people with the surname include:
Albert Dunkley (1877–1949), English professional footballer
Andrew Dunkley (born 1968), Australian rules footballer
Archibald Dunkley, Rastafarian preacher
Errol Dunkley (born 1951), Jamaican reggae musician
John Dunkley (1891–1947), Jamaican painter and sculptor
Julien Dunkley (born 1975), Jamaican track and field athlete
Lorna Dunkley (born 1972), British television news presenter
Louisa Margaret Dunkley (1866–1927), Australian labor organizer
Philip Dunkley (born 1951), English cricketer