Allerton is a surname. Notable people with the name include:

Elanor Allerton (born 1639, date of death unknown), American colonist Isaac Allerton, pilgrim on the Mayflower Isaac Allerton Jr., son of Isaac Allerton Jeremy Allerton (born 1944), English cricketer John Allerton, pilgrim on the Mayflower Mary Allerton (c. 1616–1699), pilgrim on the Mayflower Mary Allerton (1897–1985), pen name of Christine N. Govan Robert Allerton (1873–1964), American philanthropist

See also Allerton (disambiguation)