Alain III de Penthièvre

• 
• Born in 1100
• Deceased on September 15, 1146, at the approximate age of 45 years

Parents

• Étienne Ier de Penthièvre (1055 - 1137), chevalier, comte de Guingamp
• Havoise de Blois, alias Havoise de Guingamp

Family

• Married in 1137, with Berthe de Bretagne, alias Berthe de Cornouaille (1114 - 1156), duchesse de Bretagne, issuing
  • Conan IV (1138 - 1171)
  • Constance
  • Guillaume