Father: Count Roeleman of Bylandt Born: 1508 Married: Unknown Died: 1558
Mother: Princess Barbara of Virmond Born: 1510 Died: 1565
Children: 1. Princess Agnes of Bylandt (b.1532) 2. Count Johann of Bylandt (b.1534) 3. Count Heinrich of Bylandt (b.1535) 4. Princess Anna of Bylandt (b.1537) 5. Princess Gertrud of Bylandt (b.1539)