Atasi Lafai (born 24 July 1994) is an Australian rugby union player.

She competed for Australia at the 2021 Rugby World Cup in New Zealand.

[1] Lafai made her international debut for Australia against New Zealand at the 2018 Laurie O'Reilly Cup.

[1] Lafai was named in the Wallaroos squad for a two-test series against the Black Ferns at the 2022 Laurie O'Reilly Cup.

[2][3] She was selected in the team again for the delayed 2022 Rugby World Cup in New Zealand.