Surname Þrastardóttir (Þrastardóttir 
) , in the world, is a very rare cognomen. The surname Þrastardóttir is habitual in Northern Europe, particularly Iceland, where it is quite a common surname.
| VARIANT | COUNTRY |
|---|---|
| Þrastardóttir | Iceland |
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sigurbjörg þrastardóttir Icelandic author, IS (b. 1973) |
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maría lilja þrastardóttir Icelandic journalist, author and feminist campaigner, IS (b. 1986) |
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hrafnhildur hanna þrastardóttir Icelandic handballer, IS (b. 1995) |
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sandra lind þrastardóttir Icelandic basketball player (1996-), IS (b. 1996) |
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| myrra rós þrastardóttir Icelandic singer, IS (b. 1983) |
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| telma þrastardóttir Icelandic association football player, IS (b. 1995) |
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