Duke Borwin of Mecklenburg was born in Freiburg im Breisgau the youngest child and only son of Duke Georg Alexander of Mecklenburg and his wife Archduchess Ilona of Austria (1927–2011) the daughter of Archduke Joseph Francis of Austria and Princess Anna of Saxony.

Borwin has studied viticulture at the Geisenheim Grape Breeding Institute and served as an officer in the German Army.

[3] In politics, Duke Borwin is a former local party chairman for the Christian Democratic Union in the village of Hinterzarten in the Breisgau-Hochschwarzwald district of Baden-Württemberg, leaving his post in May 2009.

[4] In 1928 his grandfather George was adopted by his uncle and the head of the House of Mecklenburg-Strelitz, Duke Charles Michael.

[8] In 2005 Duke Borwin along with the head of the House of Hohenzollern, Georg Friedrich, Prince of Prussia attended the seasonal opening of Hohenzieritz Castle in Mecklenburg-Vorpommern.