Surname Pitkäjärvi (Pitkäjärvi 
) , in the world, is a very rare last name. The last name Pitkäjärvi is habitual in Northern Europe, particularly Finland, where it is a rare surname, and Sweden.
| VARIANT | COUNTRY |
|---|---|
| Pitkäjärvi | Sweden, Finland |
| antti pitkäjärvi Finnish keyboardist, FI |
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| eija pitkäjärvi Finnish politician, FI |
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