Cognomen Pajos (Pajos 
, Пайос 
) , throughout the world, is a rare family name. The family name Pajos is habitual in Estonia, where it is quite a rare surname, Ukraine, where it is a rare surname, and Finland, where it is a very rare surname. In absolute terms, it is commonest in Ukraine, Estonia, and Russia. Much less frequently, Pajos is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pajos | Estonia, Philippines, Finland, Canada, Brazil |
| Пайос | Kazakhstan, Ukraine, Russia |
| karl-eduard pajos Estonian politician, EE (b. 1894) |
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| leili pajos (b. 1929) |
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| priit pajos (b. 1971) |
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| martin pajos Estonian biathlete, EE (b. 1988) |
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