Pierre Marie du Fay de Lavallaz
- Born on May 2, 1834
- Deceased on September 10, 1905, at the age of 71 years
Parents
- Maurice Fénelon du Fay de Lavallaz (1795 - 1857), capitaine de la garde royale de Charles X
- Aglaée de Preux (1799 - 1891)
Family
- Married on July 18, 1864, with Marie Louise de Torrenté (c. 1846 - ), issuing
- Albert Adolphe (1867 - 1917)
- Eugène (1868 - 1926)