Surname Larretxea (Larretxea 
) , in all the world, is a very rare family name. The cognomen Larretxea is habitual in Southern Europe, particularly Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Larretxea | Spain |
|
donato larretxea ES (b. 1960) |
|
|
hasier larretxea Basque writer, ES (b. 1982) |
|