Jean John I Montgommery, comte de Ponthieu
Abt 1135 - 1191 (56 years)
Generation: 1
1. Jean John I Montgommery, comte de Ponthieu was born about 1135 in Montreuil, Pas-de-Calais, Nord-Pas-de-Calais, France; died on 30 Jun 1191 in Acre, Hazafon, Palestine (Died in battle at Siege of Acre, Palestine during his third crusade); was buried in Jul 1191 in Abbey of Saint-Josse-au-Bois, Nord-Pas-de-Calais, France.