Father: Duke Johann Albrecht I of Mecklenburg-Gustrow Born: December 31, 1525 in Schwerin, Mecklenburg Married: February 24, 1555 in Wismar, Schwerin, Mecklenburg Died: February 12, 1576 in Schwerin, Mecklenburg
Mother: Princess Anna of Prussia Born: June 11, 1527 in Konigsberg, Prussia Died: February 6, 1591 in Lubz, Schwerin, Mecklenburg
Children: 1. Prince Albrecht of Mecklenburg (b.12/15/1556) 2. Duke Johann VII of Mecklenburg-Schwerin (b.3/7/1558) 3. Duke Sigismund of Mecklenburg-Ivenack (b.11/11/1561)