- Born on October 19, 1787 in Le Faou
- Deceased on June 24, 1867 in Morlaix, at the age of 79 years
- Burial in Saint-Martin-des-Champs
Parents
- David de Penguern (1747 - 1824), chevalier, seigneur de Penguern
- Marie Josèphe Le Gal de La Lande (1756 - 1822)
Family
- Married on January 19, 1822 in Morlaix, with Henry Richer de Forges (1782 - 1858), issuing
