Last name Sigurðardóttir (Sigurðardóttir 
, Сигурдардоттир) , all over the world, is quite a rare surname. The cognomen Sigurðardóttir is habitual in Northern Europe, particularly Iceland, where it is a common surname, Denmark, where it is a rare surname, and Sweden.
| VARIANT | COUNTRY |
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| Sigurðardóttir | Australia, Denmark, Norway, Sweden, Iceland |
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hólmfríður sigurðardóttir (b. 1617) |
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| helga sigurðardóttir (b. 1585) |
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| sólborg sigurðardóttir IS (b. 1792) |
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| anna guðný sigurðardóttir IS (b. 1851) |
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| stefanía sigurðardóttir Icelandic musician, IS (b. 1879) |
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| halldóra sigurðardóttir IS (b. 1876) |
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| helga sigurðardóttir (born 1887), IS (b. 1887) |
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| sigurlaug sigurðardóttir IS (b. 1878) |
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| helga sigurðardóttir midwife (born 1888), IS (b. 1888) |
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| jóninna sigurðardóttir IS (b. 1879) |
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| sigrún sigurðardóttir IS (b. 1880) |
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| anna sigurðardóttir IS (b. 1881) |
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jóhanna sigurðardóttir Icelandic politician, IS (b. 1942) |
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| sigríður lovísa sigurðardóttir IS (b. 1883) |
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| guðrún sigurðardóttir IS (b. 1883) |
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Sif, Usah, Ása, Ósk, Marta, Salka, Silja, Signy, Sigga, Sunna, Sonja, Svala, Svava, Aníta, Asdis, Agnes, Bríet, Birna, Bára, Karen, Katla, Petra, Yrsa, Inga, Fjóla, Vera, Rut, Eva, Una, Sara, Saga, Alma, Alda, Anna, Arna, Lara, Rakel, Lena, Elin, Elsa, Elva, Elfa, Edda, Erna, Erla, Hera, Hrönn, Vala, Jona, and Ragna