He participated with
Philip I, Count of Flanders, in the
Third Crusade where he distinguished himself in the
siege of Acre in 1191. In 1194 he received from
Philip II of France the lands of
Pont-Sainte-Maxence,
Verneuil and
Pontpoint, because of his service. In 1200 he enlisted in the
Fourth Crusade, where his prior service and rank made him among the leading non-Venetian nobles: he came fourth after
Boniface of Montferrat,
Baldwin of Flanders, and
Louis of Blois. He participated in the
conquest of Constantinople on April 12, 1204. In an attempt to curb the pillaging of the city, he hanged one of his own knights. Hugh received the sword of
constable by the new
Latin Emperor, Baldwin of Flanders, who also gave him the fortress of
Demotika in
Thrace. He died of
gout in March 1205. He received a funeral in
Constantinople and his body was brought to
France where he was buried in the
Abbey of Cercamps. ==Marriage and issue==