United States Army officer
|Date of birth||29 August 1786|
|Date of death||18 May 1855|
|Place of burial|| |
|Country of citizenship|
Charles Chouteau Gratiot (August 29, 1786 – May 18, 1855) was a US military engineer, born in St. Louis, Spanish Upper Louisiana Territory, now the present-day State of Missouri. He was the son of Charles Gratiot, Sr., a fur trader in the Illinois country during the American Revolution, and Victoire Chouteau, who was from an important mercantile family.