Niki Rattle (born 1951) was Speaker of the Cook Islands Parliament from 22 May 2012 to 15 February 2021.

Before her appointment she served as Secretary of the Cook Islands Red Cross for 18 years.

[4] Her appointment was criticised by the opposition, who felt that an elected MP should have filled the position.

Rattle stands for gender equality in parliament, as she was a President of the National Council of Women, President of the Women’s Counselling Centre before her appointment as a Speaker of Parliament.

She is actively engaged in the work of the Commonwealth Women Parliamentarians Group.