Dunstan is a surname. Notable people with the surname include:
Albert Dunstan (1882–1950), Australian politician Alex Dunstan (1885–1964), Australian rules footballer Bernard Dunstan (1920–2017), British artist Bill Dunstan (1949–2022), American football player Darren Dunstan (born 1972), Canadian–American voice actor David Dunstan (born 1950), Australian writer, journalist and historian Don Dunstan (1926–1999), Australian politician in South Australia Donald Dunstan (governor) (1923–2011), Australian army officer, later Governor of South Australia Eric Dunstan (1894–1973), British radio announcer and commentator George Dunstan (born 1938), Australian broadcaster and sports administrator George Dunstan (footballer) (1904–1965), Australian rules footballer Graeme Dunstan, multiple people Ian Dunstan (born 1955), Australian rules footballer Jeffrey Dunstan (c. 1759–1797), English wig merchant and popular candidate in the Garrat Elections Jordan Dunstan (born 1993), Canadian soccer player Joy Dunstan (born 1951), Australian actress Keith Dunstan (1925–2013), Australian journalist and author, son of William Dunstan Luke Dunstan (born 1995), Australian rules footballer Malcolm Dunstan (born 1950), English cricketer Marcus Dunstan (born 1975), American screenwriter and director Maurie Dunstan (1929–1991), Australian rules football Peggy Dunstan (1920–2010), New Zealand poet and writer Priscilla Dunstan, Australian singer and developer of the Dunstan Baby Language hypothesis Robert Dunstan (1877–1963), British doctor and political activist Robert Dunstan (–2023), Australian music journalist and champion of local music Terry Dunstan (born 1968), British boxer Thomas Dunstan (Australian politician) (1873–1954), Australian politician Thomas B. Dunstan (1850–1902), American politician Thomas Dunstan (water polo) (born 1997), American water polo player William Dunstan (1895–1957), Australian soldier and Victoria Cross recipient Wyndham Dunstan (1861–1949), British chemist and academic