Pierre Bernard Liévin de Roussen de Florival

• 
• Born on August 2, 1878 in Laon
• Deceased on December 31, 1954 in Abbeville, at the age of 76 years

Parents

• Maurice Juste Adrien de Roussen de Florival (1842 - 1914), juge
• Marie Amélie Virginie Laisné (1847 - ), sans profession