In the world, Saint-Louis-Augustin (Saint-Louis-Augustin 
) is an extremely rare unknown gender given name. Predominantly, Saint-Louis-Augustin is the last name as well as the forename. Parts of the name also exists independently as a first name Saint, a first name Louis, and a first name Augustin.
| VARIANT | COUNTRY |
|---|---|
| Saint-Louis-Augustin | France |