Family name Groño (Groño 
) , globally, is an extremely rare surname. The surname Groño is characteristic of Latin America and the Caribbean, particularly Argentina, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Much less frequently, Groño is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Groño | Argentina, Peru, Venezuela |