Léonce Arthur de Costard de Saint Léger

• 
• Born on May 11, 1867
• Deceased on January 12, 1937, at the age of 69 years

Parents

• Gabriel de Costard de Saint Léger (1830 - 1888)
• Marie Euphrosine Caroline de Techtermann (1837 - 1925)

Family

• Married in 1896, with Louise Marie Casoletti (1872 - 1944), issuing
  • Marie Louise Philomène (1897 - 1979)
  • François Georges (1899 - 1976)