Family name Relha (Relha 
) , worldwide, is a rare last name. The last name Relha is habitual in Portugal, where it is a rare surname, Algeria, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Relha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Relha | Brazil, Algeria, Portugal, Malaysia, India |