Person

John III, Duke of Cleves

1490–1539 · 16th century · Also known as John the Peaceful

John III, Duke of Cleves, called the Peaceful, married Maria, heiress of Jülich and Berg. On inheriting from his father and father-in-law by 1521 he united Cleves, Mark, Jülich, Berg and Ravensberg into the United Duchies, a major power of the lower Rhine. He followed a humanist middle way in religion, and his daughter Anne married Henry VIII of England.

John III, Duke of Cleves
Image: Public domain · Wikimedia Commons

Mentioned in 2 state histories

See also

Cite this entry
APA
The Epoch Institute. (2026). John III, Duke of Cleves. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/john-iii-duke-of-cleves
MLA
“John III, Duke of Cleves.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/john-iii-duke-of-cleves. Accessed .
Chicago
The Epoch Institute. “John III, Duke of Cleves.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/john-iii-duke-of-cleves.
Harvard
The Epoch Institute (2026) ‘John III, Duke of Cleves’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/john-iii-duke-of-cleves (Accessed: ).

Last reviewed October 2026Random entry ↻