- Born on September 26, 1849 in Saint-Marcellin
- Deceased on March 7, 1885 in Quéménéven, at manoir de Treffry, at the age of 35 years
Parents
- Julien de La Roque-Trémaria (1796 - 1872), écuyer, seigneur de Treffry, officier d'infanterie
- Félicie Guillermet de Vatilleux (1815 - 1849)
Family
- Married on November 10, 1867 in Quéménéven, with Césaire de Poulpiquet de Brescanvel (1832 - 1890), propriétaire, issuing
Joseph (1868 - 1868)- Césaire (1869 - 1912)
- Xavier Guillaume René (1872 - 1942)
- Félicien (1872 - 1903)
- Marie Clotilde Marguerite Anne (1874 - 1876)
- Marie Aimée Emmanuelle Anne (1877 - 1913)
- Joseph (1879 - 1900)
- Gonzague (1881 - 1944)
- Jean (1883 - 1940)