Football Club Olympique Strasbourg Koenigshoffen 06, known as Strasbourg Koenigshoffen or FCOSK06, is a football club based in the Koenigshoffen and Cronenbourg districts of Strasbourg, France. Founded in 1906, the club plays its home matches at the Stade Charles Frey. The club's colours are black and gold.
FCOSK06 played in the Division 3 in the 1970s and 80s. The club has notably reached the round of 64 of the Coupe de France on several occasions. Didier Six coached Koenigshoffen from 1997 to 1998, and Pascal Malbeaux has served as the club's head coach and president.