- Born on March 1, 1838 in Saint-Martin-Lars-en-Sainte-Hermine
- Deceased on February 19, 1915, at the age of 76 years
Parents
- Léopold Ier de Marcé des Louppes (1809 - 1866), comte de Marcé des Louppes
- Thaïs de Bernon (1811 - 1898)
Family
- Married on October 22, 1867, with Elise Grimault de Lanoë, issuing
- Léopold II (1869 - )
Dwelling
- Ploumilliau, manoir de Saint-Jean (1886 - )