Celia Margaret Wade-Brown QSO (born 12 July 1956) is a New Zealand politician who served as the 34th Mayor of Wellington, the capital city of New Zealand, from 2010 until 2016. Wade-Brown was the third female mayor of the city, replacing centre-right Kerry Prendergast. She defeated Prendergast by 176 votes in the 2010 single transferable vote mayoral election. Wade-Brown won a second term in 2013. She was the second mayor of a major New Zealand city to have been a member of the Green Party, after Dunedin's Sukhi Turner, but she stood as an independent candidate. Wade-Brown did not contest the Wellington mayoralty in the 2016 local election for a third term.