Heyns is a surname. Notable people with the surname include:
Christof Heyns (1959–2021), South African legal scholar Jan Heyns (died 1516), Dutch architect Johan Heyns (1928–1994), South African theologian Michiel Heyns (born 1943), South African writer, translator and academic Penelope Heyns (born 1974), South African swimmer
See also Heyn