Frederick William Adolf, Prince of Nassau-Siegen

Who is Frederick William Adolf, Prince of Nassau-Siegen?

Frederick William Adolf was the titular Prince of Nassau-Siegen from 1691 until his death; he actually ruled the principality from 1707. He constructed the Lower Castle in Siegen.

He was the eldest son of Prince William Maurice of Nassau-Siegen and his wife Ernestina Charlotte of Nassau-Dillenburg. He was only 11 years old when his father died. His uncle, John Francis Desideratus took up the regency. When his uncle died in 1699, the regency was taken up be the uncle's son William Hyacinth. After a revolt against William Hyacinth's mismanagement of the principality, Frederick William Adolf took up government on 29 March 1707.