Family name Riera Guzman (Riera Guzman 
) , in the entire world, is a rare last name. The last name Riera Guzman is habitual in Ecuador, where it is a rare surname, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Riera Guzman | Ecuador, Spain |
Vicente, Edy Geovany, and Richard Javier