Evelyn Douglas Darby MP (24 September 1910 – 22 August 1985) was an Australian politician, elected as a member of the New South Wales Legislative Assembly. His efforts in denouncing socialism, attacking the labour movement, breaking strikes, organising anti-Soviet Eastern European émigrés, supporting Australia's military commitment to the Vietnam War, and championing non-communist Taiwan, established Darby's reputation as a powerful right-wing ideologue.