Fockbek (; ) is a municipality in the district of Rendsburg-Eckernförde, in Schleswig-Holstein, Germany. It is situated approximately 5 km west of Rendsburg. Fockbek is well known throughout Schleswig-Holstein for the story of the (eel drowners) and is the home of the world's largest caravan manufacturer "".
Fockbek is the seat of the Amt ("collective municipality") Fockbek.