Surname Valkiūnas (Valkiūnas 
) , worldwide, is a very rare family name. The family name Valkiūnas is habitual in Northern Europe, particularly Lithuania, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Valkiūnas | Lithuania |
| valdemaras valkiūnas Lithuanian politician, LT (b. 1959) |
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| gediminas valkiūnas Lithuanian parasitologist, LT |
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| gediminas valkiūnas researcher |
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