Florent of Hainaut was Prince of Achaea from 1289 to his death, in right of his wife, Isabella of Villehardouin. He was the son of John I of Avesnes and Adelaide of Holland. From his father he received the stadholdership of Zeeland. Wikipedia
Born: 1255
Died: January 23, 1297 (age 42 years)
Spouse: Isabella of Villehardouin
Children: Matilda of Hainaut
Parents: Adelaide of Holland and John I, Count of Hainaut
Dynasty: Avesnes