Cognomen Hjálmarsdóttir (Hjálmarsdóttir 
) , in all the world, is a very rare surname. The family name Hjálmarsdóttir is habitual in Northern Europe, particularly Iceland, where it is quite a common surname.
| VARIANT | COUNTRY |
|---|---|
| Hjálmarsdóttir | Iceland |
| sigríður hjálmarsdóttir IS (b. 1861) |
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| steinunn hjálmarsdóttir IS (b. 1898) |
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| sigríður hjálmarsdóttir IS (b. 1910) |
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| guðríður helga hjálmarsdóttir IS (b. 1912) |
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| ingibjörg hjálmarsdóttir IS (b. 1913) |
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| margrét hjálmarsdóttir IS (b. 1918) |
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martha á hjálmarsdóttir researcher |
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| katrín r. hjálmarsdóttir Icelandic teacher, IS (b. 1945) |
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| margrét frída hjálmarsdóttir Icelandic association football player, IS |
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