[2] She was educated at Tereora College and then attended the University of Canterbury in Christchurch, New Zealand, graduating with a Bachelor of Laws in 1979[2][3] – the first woman from Rarotonga to do so.
She returned to the Cook Islands in 1981 to work for the Crown Law Office before entering private practice.
[5] Browne first entered politics in 1996, when she contested the Nikao-Panama by-election as a candidate for the Cook Islands Party.
[6] In the 2018 election she contested the seat of Rakahanga, losing to the Cook Islands Party's Toka Hagai.
[8] In December 2019 she was part of a protest by women MPs to permit the wearing of ei katu (floral crowns) in Parliament.