Dame Annie Florence Gillies Cardell-Oliver, DBE (née Wilson; 11 May 1876 — 12 January 1965) was a Western Australian politician and political activist, often known publicly as simply Florence Cardell-Oliver. She was the longest-serving female State Parliamentarian in Western Australia, serving in parliament from 15 February 1936 to 7 April 1956, until her record was broken in September 2011 by Liz Constable.