She is currently a writer and performer on the late night comedy sketch show Jono and Ben at Ten. She has two brothers. She"s been a regular at the festival since.
She became a host of the popular comedy festival show "Fanfiction Comedy" in 2012.
She has had success with her solo stand-up comedy shows at the festival: Life Lessons I"ve Learnt from the 60s Based on Things I"ve Seen on Television (2011), Scout"s Honour (2012) and The Rose Matafeo Variety Hour (2013). Matafeo was nominated twice for the Billy T Award, an award which recognises the potential of up-and-coming New Zealand comedians, for her shows Scout"s Honour in 2012 and The Rose Matafeo Variety Hour in 2013.
Her 2014 show at the festival was titled Pizza Party. In 2015 she performed a duo show at the Edinburgh Festival Fringe with Guy Montgomery titled Rose Matafeo and Guy Montgomery Are Friends.
Matafeo was a television presenter and host of U live, which ran on the Television New Zealand U channel from 13 March 2011 until 31 August 2013, when the channel came to an education
Upon Television New Zealand U finishing, she took on a new role as a writer for Jono and Ben at Ten, a satirical news and comedy sketch show. Matafeo has listed comedians and writers Taika Waititi and Tina Faculty as well as actress Lena Dunham as her influences. She is a self-confessed Burt Bacharach fan, and lists him among the likes of Michael Jackson and the Bee Gees as being one of her favourite artists when she was younger.
She even named her cat Burt Bachacat after the artist.
Matafeo"s boyfriend is English comedian James Acaster. She previously dated comedian Guy Williams.