1635 to Marie Katharina (1616–1665), daughter of Duke Julius Ernest, Duke of Brunswick-Dannenberg, and Maria of East Frisia (1582–1616). They had the following children: Juliane Sibylla (Schwerin, 16 February 1636 – Rühn, 2 October 1701), Abbess of Rühn (9 March 1695). Frederick I (Schwerin, 13 February 1638 – Schloss Grabow, 28 April 1688), Duke of Mecklenburg-Grabow. Christina (Schwerin, 8 August 1639 – Gandersheim, 30 June 1693), Abbess of Gandersheim (1681). Bernhard Sigismund (Schwerin, 21 January 1641 – Schwerin, 15 November 1641). Augusta (Schwerin, 24 September 1643 – Schwerin, 5 May 1644). Maria Elisabeth (Schwerin, 24 March 1646 – Gandersheim, 27 April 1713), Abbess of Rühn (1705), Abbess of Gandersheim (1712). Anna Sophia (Schwerin, 24 November 1647 – Juliusburg, 13 August 1723), married in 1677 to Julius Siegmund, Duke of Württemberg-Juliusburg. Adolph Ernest (Schwerin, 22 November 1650 – Schwerin, 13 January 1651). Philipp Louis (Schwerin, 30 May 1652 – Schwerin, 20 October 1655). Henry William (Schwerin, 6 June 1653 – Schwerin, 2 December 1653). Adolf Frederick II (posthumously Grabow, 19 October 1658 – 12 May 1708), Duke of Mecklenburg-Strelitz. |- Dukes of Mecklenburg-Schwerin House of Mecklenburg-Schwerin Lutheran Prince-Bishops of Schwerin 1588 births 1658 deaths