Johann V of Nassau-Vianden-Dietz
Johann V of Nassau-Vianden-Dietz was count of Nassau, Vianden and Diez, and Lord of Breda. He was the paternal grandfather of William the Silent.
He was the son of Jan IV of Nassau and his wife Maria of Loon-Heinsberg.
Johann V was in 1504 and 1505 stadtholder of Guelders and Zutphen. In 1504, he inherited Breda and Vianden from his brother Engelbrecht II of Nassau.
Johann V married in 1482 to Elisabeth of Hesse-Marburg, a daughter of Henry III, Landgrave of Upper Hesse and his wife Anna of Katzenelnbogen. They had 6 children:
Count Johann V was buried at Siegen.
His Dutch possessions went to his eldest son Henry, his German possessions to his other son William.