Cognomen Louis-Baptiste (Louis-Baptiste 
) , around the globe, is an extremely rare family name. The last name Louis-Baptiste is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. More frequently, Louis-Baptiste is the forename as well as the last name. Parts of the name also exists independently as a first name Louis, and a last name Baptiste.
| VARIANT | COUNTRY |
|---|---|
| Louis-Baptiste | France, United States |