He had one elder sister, the famous positivist muse Clotilde de Vaux, and one younger brother,Léonard Marie (1820–1860), chevalier of the Légion d'honneur, who was also a military officer trained at the École Polytechnique and who died without issue at the Battle of Palikao.

On 20 January 1844, at twenty-five years old, he married in Macon (Saône-et-Loire), Felicity Philiberte Aniel, who was just fifteen years old, with whom he had a son, Charles-Paul-Augustin-Maximilien-Léon(1845–1886), chevalier of the Légion d'honneur, who graduated from the École Polytechnique to become a French military officer and died during the Franco-Chinese War.
He had one elder sister, the famous positivist muse Clotilde de Vaux, and one younger brother,Léonard Marie (1820–1860), chevalier of the Légion d'honneur, who was also a military officer trained at the École Polytechnique and who died without issue at the Battle of Palikao.
On 20 January 1844, at twenty-five years old, he married in Macon (Saône-et-Loire), Felicity Philiberte Aniel, who was just fifteen years old, with whom he had a son, Charles-Paul-Augustin-Maximilien-Léon(1845–1886), chevalier of the Légion d'honneur, who graduated from the École Polytechnique to become a French military officer and died during the Franco-Chinese War.
Charles-François-Maximilien Marie