Jacoba of Loon-Heinsberg

Jacoba of Loon-Heinsberg (died after 1468), was a noble woman from the Low Countries who was the abbess of Thorn Abbey from 1446 to 1454. She was the daughter of John II of Loon and her half-brother, Jan van Heinsberg, was bishop of the Prince-Bishopric of Liège. She withdrew to the Convent of Bethany in Mechelen in 1455; her 1468 will indicates she left a printing press to the convent.