Duke Borwin became the heir apparent to headship of the House of Mecklenburg-Strelitz on 6 July 1963 when his grandfather died and his father succeeded as head of the house.
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 [REF].