François Yves Couallan
- Born on June 27, 1702 in La Roche-Derrien
- Deceased on August 27, 1702 in this municipality, in infancy
- Burial the next day
Parents
- François Couallan (1663 - ), seigneur de Trobizien, sénéchal de la juridiction de Kersaliou
- Renée Françoise Doladilhe (c. 1666 - )