Nadine Roos (born 9 May 1996) is a South African rugby union and sevens player.

Roos was abandoned by her mother at a pre-school crèche in South Africa, her grandmother traveled 160 miles in order to look after her.

[2] In 2018, Roos competed for South Africa in the Commonwealth Games in Gold Coast, Queensland.

[7][8][9] She was named in South Africa's women's fifteens team for the Rugby World Cup in New Zealand.

[12][13] In September 2024, she was confirmed as part of South Africa's fifteens squad for the 2024 WXV 2 tournament.