Adolph I, Duke of Cleves

Adolph I, Duke of Cleves (Adolph IV, Count of Cleves and of Mark) (2 August 1373 – 23 September 1448) was the son of Adolph III, Count of Mark, and Margaret of Julich. Shortly before the year 1400 he married Agnes daughter of Rupert of Germany and Elisabeth of Nuremberg. Agnes died a year later with no issue. In 1406 Adolf remarried Mary of Burgundy, daughter of John II of Burgundy and Margaret of Bavaria, they had the following issue:

* Catherine (25 May, 1417 – 10 February, 1479) married Arnold, Duke of Guelders, on 23 July, 1423
* John (1419 – 1481), successed as Duke of Cleves
* Elisabeth (1420 – 1488) married on 15 July 1434 Henry XXVI, of Schwarzburg-Blankenburg 1418 – 1488
* Agnes (1422 – 1446) married Charles IV, King of Navarre, on 30 September, 1439 in Olite
* Helen (1423 – 1471) married on 12 February 1436 Henry "the Peaceful", Duke of Brunswick-Lüneburg (c.1411 – 1473)
* Adolph (1425 – 1492) married on 13 May 1453, to Beatrice of Portugal (1435 – 1462), daughter of Peter, Duke of Coimbra
* Mary (1426 – 1487) married Charles, Duke of Orleans; became parents of Louis XII, King of France

References

* [http://www.stirnet.com/HTML/genie/continent/aa/altena2.htm stirnet.com] Accessed September 9, 2007