Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck
| Friedrich Karl Ludwig | |
|---|---|
Friedrich Karl Ludwig, ca. 1800 | |
| Duke of Schleswig-Holstein-Sonderburg-Beck | |
| Reign | 24 February 1775 – March 1816 |
| Predecessor | Peter August |
| Successor | Friedrich Wilhelm |
| Born | 20 August 1757 Königsberg, Prussia |
| Died | 24 April 1816 (aged 58) Wellingsbüttel Manor, Hamburg |
| Spouse | |
| Issue |
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| House | Schleswig-Holstein-Sonderburg-Beck |
| Father | Prince Karl Anton August of Schleswig-Holstein-Sonderburg-Beck |
| Mother | Countess Charlotte of Dohna-Schlodien |
Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck (Danish: Frederik Carl Ludvig; 20 August 1757 – 24 April 1816) was the ninth and penultimate Duke of Schleswig-Holstein-Sonderburg-Beck. Friedrich Karl Ludwig was the son of Prince Karl Anton August of Schleswig-Holstein-Sonderburg-Beck and his wife Countess Charlotte of Dohna-Schlodien.