Reginald II, Duke of Guelders

Reginald II of Guelders , called "the Black" (c. 1295 – 12 October 1343), was Count of Guelders, and from 1339 onwards Duke of Guelders, and Zutphen, in the Low Countries, from 1326 to 1343. He was the son of Reginald I of Guelders and Marguerite of Flanders.

Biography From 1316, he acted as regent in the county, imprisoned his father in 1318, and governed as "son of the Count". When in 1326 his father died, he styled himself Count of Guelders and Count of Zutphen. In 1339 Guelders was raised to a duchy. He was a law giver, in 1321 on customary law, and in 1335 on dykes and canals.

He allied himself against the French with Edward III, his brother-in-law, warning the English in 1338 of a French fleet gathering in the mouth of the Zwin. He remained Edward's closest ally among the German princes in the first phase of the Hundred Years War.

Family Reginald's first marriage (Roermond, 11 January 1311) was to Sophia Berthout (died 1329), Lady of Mechelen. Their children were: Marguerite (1320–1344), Lady of Mechelen Mathilde (1325–1384), Lady of Mechelen, then Duchess of Guelders (1371–1379), who married: in 1336, Godfried van Loon-Heinsberg (d. 1347) before 1348, John of Cleves (d. 1368), Count of Cleves John II, Count of Blois (d. 1381) Elisabeth (d. 1376), Abbess of Gravendaal Marie (d. 1405), Duchess of Guelders (1371–1405), married William II, Duke of Jülich

Widowed, Reginald married, at Nijmegen, May 1332, Eleanor of Woodstock (1318–1355), daughter of King Edward II. Their children were:

Reinald III of Guelders (1333–1371), Duke of Guelders (1343–1361) Edward of Guelders (1336–1371), Duke of Guelders (1361–1371)

He excluded Eleanor from court in 1338, claiming she had leprosy, she later became a nun after his death.

Reginald died at Arnhem after a fall from his horse.