Kirchspielslandgemeinde Weddingstedt was an Amt ("collective municipality") in the district of Dithmarschen, in Schleswig-Holstein, Germany. Its seat was in Weddingstedt. In January 2008, it was merged with the Amt Kirchspielslandgemeinde Heide-Land and the municipality Norderwöhrden to form the Amt Kirchspielslandgemeinde Heider Umland.
The Amt Kirchspielslandgemeinde Weddingstedt consisted of the following municipalities (with population in 2005):
Coordinates: 54°13′59″N 9°06′00″E / 54.233°N 9.100°E