Kirchspielslandgemeinde Wesselburen was an Amt ("collective municipality") in the district of Dithmarschen, in Schleswig-Holstein, Germany. On 25 May 2008, it merged with the Amt Kirchspielslandgemeinde Büsum and the town Wesselburen to form the Amt Büsum-Wesselburen. Its seat was in Wesselburen, itself not part of the Amt.
The Amt Kirchspielslandgemeinde Wesselburen consisted of the following municipalities (with population in 2005):
Coordinates: 54°13′01″N 8°55′01″E / 54.217°N 8.917°E