Marie I de Coucy, Countess of Soissons

Marie I de Coucy
suo jure Dame de Coucy and d'Oisy
suo jure Countess of Soissons
BornApril 1366
Coucy Castle, Picardy, France
DiedAfter 3 March 1405
France
Noble familyCoucy
Spouse(s)Henry of Bar, Marquis de Pont-à-Mousson
IssueEnguerrand of Bar
Robert of Bar
Elizabeth of Bar
FatherEnguerrand VII de Coucy
MotherIsabella of England

Marie I de Coucy (April 1366 – after 3 March 1405) was Dame de Coucy and d'Oisy, and Countess of Soissons from 1397. She succeeded suo jure to the title of Countess of Soissons upon the death of her father, Enguerrand VII de Coucy, on 18 February 1397. In addition to her titles, she also possessed numerous estates in northeastern France. She was the wife of Henry of Bar, and the granddaughter of King Edward III of England and Philippa of Hainault.