Father: Count Wilhelm of Wesemael-Westerloo Born: 1321 Married: Unknown Died: 1365
Mother: Princess Johanna of Falaix Born: 1339 Died: 1400
Children: 1. Princess Margarethe of Wesemael-Westerloo (b.1358) 2. Count Wilhelm II of Wesemael-Westerloo (b.1360) 3. Count Johann I of Wesemael-Westerloo (b.1362)