Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin)

Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin) was born on 3 May 1479 of Schwerin, Mecklenburg, Germany.¹ He married Ursule Duchess (of Mecklenburg-Schwerin) on 16 February 1507.¹ Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin) died on 6 February 1552 in Schwerin, Mecklenburg, Germany, at age 72.¹
He became the father of Princess Sofie (of Mecklenburg Schwerin) before 12 June 1508.¹ Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin) became the father of Prince Magnus (of Mecklenburg Schwerin) on 4 July 1509.¹ Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin) became the father of Princess Ursule (of Mecklenburg Schwerin) on 30 August 1510.¹ Duke Heinrich III, 'The Peaceful' (of Mecklenburg Schwerin) became a widower with the death of his wife, Ursule Duchess (of Mecklenburg-Schwerin) on 18 September 1510 in Gustrow, Mecklenburg-Schwerin, Germany, at age 21.¹ Heinrich III, 'The Peaceful''s daughter was married at wedding of Princess Sofie (of Mecklenburg Schwerin) and Duke Ernst (of Brunswick-Luneburg) on 2 June 1528 in Schwerin, Mecklenburg-Schwerin, Germany.¹ Heinrich III, 'The Peaceful''s daughter Princess Sofie (of Mecklenburg Schwerin) died on 17 June 1541.¹ Heinrich III, 'The Peaceful''s son Prince Magnus (of Mecklenburg Schwerin) died on 28 January 1550 in Mecklenburg-Schwerin, Germany.¹