Gérard de Lavenne de La Montoise
- Born on September 20, 1905 in Saint-Gilles-Croix-de-Vie, at Croix-de-Vie
- Deceased on May 5, 1943 in Trégarantec, at the age of 37 years
Parents
- Pierre de Lavenne de La Montoise (1874 - 1952), capitaine du génie
- Sophie Sioc'han de Kersabiec (1875 - 1962)
Family
- Married on July 8, 1930 in Lesneven, with Marie Thérèse Miorcec de Kerdanet (1906 - 1999)