Pierre Marie Grattesac
- Born on December 17, 1869 in La Meilleraye-de-Bretagne
- Deceased on October 10, 1956 in Nantes, at the age of 86 years
Family
- Married on September 16, 1895 in Abbaretz, with Anne Marie Langouët (1867 - 1955), issuing
- Émile Louis Marie (1889 - 1973)