Guillaume de Béthune

• 
• Born circa 1095
• Deceased in 1144, at the approximate age of 48 years

Parents

• Robert de Béthune
• Adélaïde de Péronne

Family

• Married with Clémence d'Oisy (c. 1110 - aft. 1165), issuing
  • Aliette
  • Robert le Roux