Swyn
Swyn is a family name for the following people:
- Henning Swyn (1502–1533), councilor in Lunden in the peasant republic of Dithmarschen
 - Marcus Swyn († 1585), ducal governor in Dithmarschen
 - Peter Swyn (1480 / 81–1537), important leader of the Dithmarschen peasant republic
 
SWYN is the abbreviation for Share With Your Network (sharing information with social media contacts)