Irene van Dyk MNZM (née Viljoen; born 21 June 1972) is a South African–born New Zealand netball player. She is one of the world's best-known netball players and the most capped international player of all time. She formerly captained the South African national netball team, representing them a total of 72 times, but moved to New Zealand in 2000 where she plays for the national team, the Silver Ferns. She became a citizen of New Zealand in 2005. She won the Halberg award as the New Zealand Sportswoman of the Year in 2003 and was again nominated in 2005.