Surname Valaja (Valaja 
) , throughout the world, is a rare cognomen. The last name Valaja is habitual in Finland, where it is quite a rare surname, India, where it is an extremely rare surname, and Canada. Very seldom, Valaja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Valaja | Finland, India, United States, Canada |
| esa valaja Finnish sprinter, FI (b. 1967) |
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| jarmo urmas valaja researcher |
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| sanna valaja FI |
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