Bodajk FC Siófok, generally shortened to BFC Siófok, is a Hungarian football club based in Siófok, a small town on the shores of Lake Balaton. The club was founded in 1921 as Siófok SE. The word Bodajk in the club's name stems from a merger with Bodajk FC in 2005. The colours of the club are yellow and blue. BFC Siófok plays its home matches in the Révész Géza utcai Stadion which has a capacity of 10,500.
In the Hungarian cup final of 1984, BFC Siófok defeated Rába Vasas ETO Gyõr, 2–1 and thus achieved its only major success.