Cognomen Pelaja (Pelaja 
) , in the entire world, is a very rare family name. The family name Pelaja is characteristic of Italy, where it is a very rare surname, Brazil, where it is an extremely rare surname, and Argentina. Much more prevalently, Pelaja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pelaja | Tanzania, Brazil, Italy, India, Democratic Republic of the Congo |
| margherita pelaja Italian historian (1950-), IT (b. 1950) |
|