Odo or Eudes II of Champlitte (died May 1204 at the Siege of Constantanople) was the first son of Odo I of Champlitte and a grandson of Hugh, Count of Champagne, although Hugh disowned Odo I. Along with his brother, William of Champlitte

William of Champlitte

William I of Champlitte was a French knight who joined the Fourth Crusade and became the first prince of Achaea .- Early years and the Fourth Crusade :...

, Odo was a prominent leader of the fourth crusade

Fourth Crusade

The Fourth Crusade was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian city of Constantinople, capital of the Eastern Roman Empire...

. He was injured in the siege of Constantinople

Siege of Constantinople (1204)

The Siege of Constantinople occurred in 1204; it destroyed parts of the capital of the Byzantine Empire as it was confiscated by Western European and Venetian Crusaders...

 and died shortly after in May of 1204. He left behind a wife, Emeline of Broyes, who was much younger than he, and a daughter, Oda or Odette or Euda, who married Hugh I of Gand. Emiline was daughter of Elizabeth of Druex and Hugh III of Broyes

Hugh III of Broyes

Hugh III, Lord of Broyes was Lord of Broyes at the end of the 11th century. He was the son of Simon I of Broyes and his wife Félicité de Brienne, daughter of Erard I, Count of Brienne....

.