Last name Teobaldo Ruben (Teobaldo Ruben 
) , globally, is an extremely rare family name. The cognomen Teobaldo Ruben is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Teobaldo Ruben is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Teobaldo Ruben | Chile, Peru, Ecuador |