Family name Steinsson (Steinsson 
) , around the globe, is a rare surname. The cognomen Steinsson is characteristic of Northern Europe, particularly Iceland, where it is quite a common surname, Sweden, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Steinsson is the forename as well as the last name.
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| Steinsson | Sweden, Iceland, United States, United Kingdom |
| þorgestur steinsson IS (b. 944) |
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grétar steinsson Icelandic association football player, IS (b. 1982) |
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| guðmundur steinsson (b. 1925) |
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| heimir steinsson (b. 1937) |
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| guðmundur steinsson association football player, IS (b. 1960) |
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| unnur steinsson Miss Iceland, IS (b. 1963) |
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| jón steinsson economist (Columbia University; National Bureau of Economic Research (NBER)), IS (b. 1976) |
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| kristjan steinsson researcher |
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| þórhaddur steinsson |
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Mr, Anders, Gunnar, Gretar, Johann, Jórunn, Esther, Hákon, Fannar, Olafur, Kjartan, Douglas, Halldór, Fridgeir, Ingolfur, Ingólfur, Sigurður, Sigurbergur, Sigurjón, Kristjan, Georgina, Johannes, Snorri, Sveinn, Steinn, Markus, Sã, Kai, Dag, Jay, Jon, Eva, Arni, Aron, Atli, Paul, Hallgrímur, Guã, Elma, Ingi, Arnar, Katla, Kári, Einar, Helga, Friã, Inger, Unnur, Grã, and Friðbjörn