Cognomen Arjinan (Arjinan 
) , in all the world, is a very rare last name. The last name Arjinan is habitual in Malaysia, where it is a very rare surname, and India, where it is an extremely rare surname. Much more frequently, Arjinan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arjinan | Malaysia, India |