Hervé Ier de Penhoët

• 
• Born in 1225 in Saint-Thégonnec
• Deceased in 1264, at the approximate age of 38 years

Parents

• Guillaume Ier de Penhoët (1190 - 1249), chevalier, seigneur de Penhoët
• Mahotte de Kergournadec'h

Family

• Married in 1254 in Plouégat-Guérand, with Marie de Kermavan (1230 - 1282), issuing
  • Hervé II ( - 1321)