a In 1875, James Otis died of diphtheria during his tenure as mayor. Supervisor George Hewston became acting mayor until Andrew Bryant was elected to the office.[3][4]
b In July 1907, Eugene Schmitz was convicted of 強要罪 and sentenced to 5 years in prison. The Board of Supervisors replaced Schmitz with Supervisor Charles Boxton who had also taken bribes. Boxton served for eight days before he resigned. The Board then replaced Boxton with Edward Taylor.[5][6]
c James Rolph resigned to become the Governor of California in 1931. The Board replaced Rolph with Angelo Rossi.[7]
d On November 27, 1978, George Moscone and Supervisor Harvey Milk were assassinated by former Supervisor Dan White. Supervisor and Board President Dianne Feinstein was named acting mayor. She served the remainder of Moscone's term and was subsequently re-elected twice.[8]
e Gavin Newsom resigned to become the Lieutenant Governor of California on January 10, 2011. Supervisor and Board President David Chiu briefly served as acting mayor until city administrator Ed Lee was unanimously appointed on the following day by the Board to finish out Newsom's term.[9]
“Agnos Is Mayor No. 39, Archivist Confirms”. San Francisco Chronicle (Hearst Communications Inc): p. A 16. (1987年12月10日){{cite news}}: |access-date=を指定する場合、|url=も指定してください。 (説明)⚠