All around the world, Riezu (Riezu 
) is an extremely rare unknown gender first name. More prevalently, Riezu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Riezu | Brazil, Mexico, Belgium, Spain |
Ana, Javier, Edurne, Eukene, Iñaki, Xabier, Matheus, Carlos, Regiane, Enrique, Izaskun, Zorione, Virginia, Fernando, Isabella, Gustavo, Francisco, Aihona, Miguel, Luis, Josu, Iker, Xavi, Maria, Marta, Sergio, Axlor, David, Txipa, Elena, Felix, Manuel, Maximo, Pablo, and Maria Aranzazu