Wilhelm Duke of Julich

Wilhelm married Johanna Countess of Holland on 26 Feb 1324 in Cologne, Germany. Johanna (daughter of Willem III de Avesnes and Jeanne de Valois) was born about 1315 in Le Quesnoy, Nord, Nord-Pas-de-Calais, France; died in 1374. [Group Sheet] [Family Chart]

1. Johanne Countess of Julich was born in 1306 in Julich, Rheinland, Prussia; died after 1367.
2. Gerhard Duke of Julich was born about 1312 in Julich, Rheinland, Prussia; died on 18 May 1360.
3. Wilhelm Duke of Julich was born about 1318 in Julich, Rheinland, Prussia; died on 13 Dec 1393.
4. Elizabeth Princess of Julich was born in 1330 in Julich, Rheinland, Prussia; died on 6 Jun 1411; was buried before 29 Jun 1411 in Winchester, Hampshire, England.
5. Philippa Princess of Julich was born about 1335 in Julich, Rheinland, Prussia; died on 24 Aug 1390.