Antoine James de Marigny

Antoine Jacques Philippe de Marigny de Mandeville (also known as Antoine James de Marigny and Mandeville DeMarigny) was the son of Bernard de Marigny de Mandeville and the son-in-law of William C. C. Claiborne, the first governor of Louisiana.

He attended the Academy of St. Cyr in the 1830s before briefly serving in the French Army.

During the American Civil War, he was a colonel in the 10th Louisiana Infantry Regiment (" French Brigade, French Legion") and served in Virginia.

He married Sophronia Louise Claiborne, daughter of the first Governor of Louisiana.