Vainetutai Rose Toki-Brown is a Cook Islands politician and Deputy Speaker of the Cook Islands Parliament. She is a member of the Cook Islands Party. In July 2016 she became the Cook Islands' first female Leader of the Opposition.
Toki-Brown ran in the 2014 election, defeating her uncle Norman George to win the Teenui-Mapumai seat. An election petition by George was subsequently dismissed. She was appointed Deputy Speaker in October 2014.
In June 2017 Toki-Brown rejoined the Cook Islands Party after being removed as leader of the opposition.