Cognomen Sveinbjarnardóttir (Sveinbjarnardóttir 
) , across the world, is a very rare last name. The last name Sveinbjarnardóttir is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sveinbjarnardóttir | Iceland |
| margrét sveinbjarnardóttir IS (b. 1893) |
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| kristbjörg sveinbjarnardóttir IS (b. 1903) |
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þórunn sveinbjarnardóttir Icelandic politician, IS (b. 1965) |
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una sveinbjarnardóttir IS (b. 1975) |
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| inga hrefna sveinbjarnardóttir IS (b. 1932) |
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