Cognomen Roger Gaston (Roger Gaston 
) , in all the world, is an extremely rare last name. The family name Roger Gaston is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Roger Gaston is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roger Gaston | Chile, Peru, Ecuador |