René-Joseph du Guiny
- Born on March 29, 1687 in Guer
Parents
- Joseph-Louis du Guiny ( - 1691), chevalier, seigneur de Kerhoz
- Marie de Porcaro (1667 - 1711), dame de Porcaro
Family
- Married on May 22, 1710 in Sixt-sur-Aff, with Julienne-Louise de La Bourdonnaye (1686 - )