Jean Ier de Longueau

• 
• Killed in 1191 in ‘Akko

Parents

• Bertrand Ier de Longueau ( - 1148), écuyer, seigneur de Longueau
• Erembourge de Pithiviers

Family

• Married with Hersende de Rue-Neuve, issuing
  • Robert

Occupations

• croisé