Mary of Looz-Heinsberg
Lady Mary of Looz-Heinsberg, Dutch: Maria van Loon-Heinsberg, was a noble lady from the House of Looz and through marriage Countess of Nassau-Siegen. Wikipedia
Born: 1424
Died: April 20, 1502 (age 78 years)
Children: Anne of Nassau-Siegen, Engelbert II of Nassau, Adriana of Nassau-Siegen, and more
Parents: John II of Loon
Grandchildren: Henry III of Nassau-Breda, William I, Count of Nassau-Siegen, Henry I, Duke of Brunswick, and more
Partner: John IV, Count of Nassau-Siegen