

Herzog von Schleswig-Holstein-Sonderburg-Beck
Königsberg Cathedral
Friedrich Ludwig (* 6. April 1653 in Haus Beck; † 7. March 1728 in Königsberg) was a herzog von Schleswig-Holstein-Sonderburg-Beck. He was 74 years old. He was married to Louise Charlotte of Schleswig-Holstein-Sonderburg-Augustenburg. He had at least 10 children (4 sons and 6 daughters). His awards include Order of the Black Eagle and Knight of the Order of the Elephant. He was buried at Königsberg Cathedral.