Joseph Henri Léon de Lacoste

• 
• Born on August 11, 1820 in Paris
• Deceased on September 22, 1838 in Brest, at the age of 18 years

Parents

• Félix de Lacoste (1795 - 1853), consul général de France à New York, officier
• Émilie Hemart (1798 - aft. 1864)

Occupations

• élève à l'Ecole Navale