2018 San Francisco mayoral special election
Ed Lee, who was appointed Mayor of San Francisco in 2011 following Gavin Newsom's election as Lieutenant Governor of California, elected to a full term in 2011, and reelected in 2015, died of cardiac arrest on December 12, 2017. London Breed, the President of the San Francisco Board of Supervisors, became the city's acting mayor.
George Christopher
George Christopher (December 8, 1907 – September 14, 2000) was a Greek-American politician, and the 34th Mayor of San Francisco, serving in that office from January 1956 until January 1964. He is to date the last Republican to be elected mayor of San Francisco; all San Francisco mayors since he left office have been Democrats.