who was elected mayor of san francisco in 2018
San Francisco mayoral special election, 2018 Eight candidates qualified to appear on the ballot, and a ninth qualified as a write-in. The four major candidates were former Supervisor Angela Alioto, former Acting Mayor London Breed, Supervisor Jane Kim and former State Senator Mark Leno.[1] All four main candidates identify as Democrats, though the position is officially nonpartisan per the Constitution of California.[2][3] Leno conceded the race to Breed on June 13.[4]