Last name Tärnström (Tärnström 
) , globally, is a rare family name. The surname Tärnström is characteristic of Northern Europe, particularly Sweden, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tärnström | Sweden |
| christopher tärnström Swedish botanist (1711-1746), SE (b. 1711) |
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| samuel fredrik tärnström SE (b. 1778) |
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| fredrika wilhelmina tärnström SE (b. 1818) |
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dick tärnström Swedish ice hockey player, SE (b. 1975) |
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| oliver tärnström Swedish ice hockey player |
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