John II had several illegitimate children: Jan van Corsselaer, was later named Lord of Witthem, Wailwilre, Machelen, la Rochette and Colonster.
Ioan al II-lea a mai avut câțiva copii nelegitimi: Jan van Corsselaer, devenit ulterior senior de Witthem, Wailwilre, Machelen, la Rochette and Colonster.