She took up rugby in Year 9 at St Catherine's College in 2009 and was soon promoted to the Oriental Rongotai seniors while still a schoolgirl.

She has a Bachelor of Arts in Social Policy and Education from Victoria University and also completed a Masters in International Relations in 2019.

[3] Ngan-Woo made her Black Ferns test debut against the United States on 2 July in the Women's Rugby Super Series in San Diego.

[10] She was selected again for the two-test series against the Wallaroos for the Laurie O'Reilly Cup in August[11][12] where she scored tries in both tests.

[15][16] In the World Cup final, she made the winning play as she stole the ball from England's line-out throw.