Westfield is an English surname. Notable people with the surname include:
Bob Westfield (1907–1970), New Zealand-born Australian rugby union player
Ernest Westfield (1939–2020), American baseball player
Frankie Westfield (born 2005), American soccer player
Mervyn Westfield (born 1988), English cricketer
Robert Westfield (born 1972), American writer
Thomas Westfield (1573–1644), Bishop of Bristol, member of the Westminster Assembly
Fictional characters
Paul Westfield, a DC Comics character