List of Famous people with last name Nassau-siegen

Count John VII of Nassau was Count of Nassau in Siegen and Freudenberg as John I. He was the second son of Count John VI of Nassau-Dillenburg and his wife Elisabeth of Leuchtenberg.

John Maurice of Nassau was called "the Brazilian" for his fruitful period as governor of Dutch Brazil. He was Count and Prince of Nassau-Siegen, and Grand Master of the Order of Saint John.

John I, Count of Nassau-Dillenburg was a Count of Nassau in Siegen and Dillenburg, both now in Germany. He was a son of Count Otto II of Nassau and Adelheid or Aleyda, Countess of Vianden.

John VIII, Count of Nassau-Siegen was a German nobleman and militarist of the 17th century.

George Frederick Louis of Nassau-Siegen, called "Fritz", was Count of Nassau-Siegen, Count of Katzenelnbogen, Vianden and Diez, Baron of Beilstein.

Hereditary Count John Ernest of Nassau-Siegen, German: Johann Ernst Erbgraf von Nassau-Siegen, official titles: Graf zu Nassau, Katzenelnbogen, Vianden und Diez, Herr zu Beilstein, was since 1607 Hereditary Count of Nassau-Siegen, a part of the County of Nassau. He came from the House of Nassau-Siegen, a cadet branch of the Ottonian Line of the House of Nassau. He first served as an officer in the Dutch States Army and later as general in the Republic of Venice during the Uskok War.

Count Henry of Nassau-Siegen, German: Heinrich Graf von Nassau-Siegen, official titles: Graf zu Nassau, Katzenelnbogen, Vianden und Diez, Herr zu Beilstein, was a count from the House of Nassau-Siegen, a cadet branch of the Ottonian Line of the House of Nassau. He served the Republic of the United Netherlands in diplomatic missions, as an officer in the Dutch States Army, and as governor of Hulst.

Karl Heinrich von Nassau-Siegen, was a French-born fortune-seeker and adventurer active in Spain, Poland and the Russian Empire. A controversial figure, he was best known as Catherine II's least successful naval commander.

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.

Prince William Hyacinth of Nassau-Siegen was a Prince of Nassau-Siegen. He also claimed the Principality of Orange.