Friedrich Karl, Prince of Schwarzburg-Rudolstadt

Prince Frederick Charles of Schwarzburg-Rudolstadt (7 June 1736 – 13 April 1793) was a German Natural History collector, and from 1790 until his death the reigning Prince of Schwarzburg-Rudolstadt.

First marriage
Friedrich Karl married his first wife, Princess Friederike Sophie Auguste of Schwarzburg-Rudolstadt, in 1763, she a daughter of Johann Friedrich, Prince o Schwarzburg-Rudolstadt.

Issue

 * 1) Frederika of Schwarzburg-Rudolstadt (1765–1767)
 * 2) Louis Frederick II, Prince of Schwarzburg-Rudolstadt (1767–1807)
 * 3) Henriette of Schwarzburg-Rudolstadt (1770–1783)
 * 4) Prince Karl Günther of Schwarzburg-Rudolstadt (1771–1825), married Louise Ulrike of Hesse-Homburg
 * 5) Princess Karoline of Schwarzburg-Rudolstadt (1774–1854) married Prince Günther Frederick Charles I, Prince of Schwarzburg-Sondershausen
 * 6) Princess Luise of Schwarzburg-Rudolstadt (1775–1808) married Landgrave Ernst Constantine of Hesse-Philippsthal

Second marriage
In 1780, Friedrich Karl married his second wife, Princess Luise Friederike Auguste a daughter of Prince Johann August of Saxe-Gotha-Altenburg. They had no issue.

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