Schwerin is the capital and second-largest city of the northeastern German state of Mecklenburg-Vorpommern as well as of the region of Meckleā¦Schwerin is the capital and second-largest city of the northeastern German state of Mecklenburg-Vorpommern as well as of the region of Mecklenburg, after Rostock. It has around 96,000 inhabitants, and is thus the least populous of all German state capitals.