Cognomen Erämaja (Erämaja 
) , in the entire world, is an extremely rare family name. The family name Erämaja is habitual in Northern Europe, particularly Finland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Erämaja | Finland |
|
anja erämaja Finnish poet, FI (b. 1963) |
|
| elias erämaja FI |
|