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