John I, Duke of Mecklenburg-Stargard
Member of the House of Mecklenburg
John I, Duke of Mecklenburg-Stargard, Duke of Mecklenburg from 1344 to 1352 and Duke of Mecklenburg-Stargard from 1352 to 1392. Wikipedia
Born: 1326
Died: February 9, 1393 (age 67 years), Burg Stargard, Germany
Partner: Agnes von Lindau-Ruppin
Parents: Henry II, Lord of Mecklenburg and Anna of Saxe-Wittenberg