Frederick, Duke of Mecklenburg-Grabow

He was the son of Adolf Frederick I, Duke of Mecklenburg-Schwerin and his second wife Marie Katharina (1616-1665), daughter of Julius Ernst, Duke of Brunswick-Dannenberg (1571-1636).

Through his late birth, he was excluded from active government and was an "apanagierter"^{[clarification needed]} prince. Via the death of his brother without issue Frederick I's three sons became ruling duke of Mecklenburg [-Schwerin] one after the other. In 1667 Frederick became Domherr of Strasbourg Cathedral and from 1669, he lived in the family castle in Grabow. Frederick died in a fire in the castle and was on 3 June 1725 buried in the Schelfkirche St. Nikolai in Schwerin.

On 28 May 1671 he married Christine Wilhelmine of Hesse-Homburg (30 June 1653, Bingenheim – 16 May 1722, Grabow), daughter of William Christoph of Hesse-Homburg. They had the following children:

• Frederick William I (28 March 1675 – 31 July 1713); married Sophie Charlotte of Hesse-Kassel (July 16, 1678 – May 30, 1749), daughter of Charles I, Landgrave of Hesse-Kassel; no children.
• Carl Leopold (26 November 1678 – 28 November 1747); married Grand Duchess Ekaterina Ioanovna of Russia, (sister of Empress Anna); their daughter was Grand Duchess Anna Leopoldovna of Russia, mother of Ivan VI of Russia.
• Christian Ludwig II (15 May 1683 – 30 May 1756); married his first cousin, Duchess Gustave Caroline of Mecklenburg-Strelitz; had five children.
• Sophie Louise (6 May 1685 – 29 July 1735); third wife of Frederick I of Prussia; no children.

• Literature about Frederick, Duke of Mecklenburg-Grabow in the State Bibliography (Landesbibliographie) of Mecklenburg-Vorpommern
• Frederick at www.emecklenburg.de
• Stammtafel of the House of Mecklenburg Archived 2016-03-04 at the Wayback Machine