Nalder is a surname of English origin. People with the surname include:
Bill Nalder (born 1952), former Australian rules footballer Cambell Nalder (1937–1987), Australian politician, son of Crawford Nalder Crawford Nalder (1910–1994), Australian politician Dean Nalder (born 1966), Australian politician, grandson of Crawford Nalder Eric Nalder, American journalist Leonard Fielding Nalder (1888–1958), British colonial administrator Reggie Nalder (1907–1991), actor Ron Nalder (born 1939), Australian rules footballer