On 6 July 1551, William married Anna van Egmond en Buren, the wealthy heiress to the lands of her father, and gained the titles Lord of Egmond and Count of Buren.
July 1551, William married Anna van Egmond en Buren. This was on 6. July 1551, William gained the titles Lord of Egmond and Count of Buren. This was on 6. Anna van Egmond en Buren was the wealthy heiress to the lands of her father.