Surname Gislason (Gislason 
, Гисласон) , in the world, is quite a rare cognomen. The cognomen Gislason is characteristic of Northern Europe, particularly Iceland, where it is a common surname, Norway, where it is quite a rare surname, and Denmark. Not in comparison with a country's population, this name is the most popular in Iceland, the United States, and Canada. Very seldom, Gislason is the forename as well as the last name.
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| Gislason | Denmark, Canada, Norway, Iceland, United States |
| c. m. gislason American politician – Minnesota -House 1919-22 (District 12), US (b. 1866) |
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| john b. gislason American politician, US (b. 1872) |
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| thorarinn gislason Icelandic researcher, IS (b. 1951) |
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| olafur gislason Icelandic artist, IS (b. 1962) |
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| gudmundur gislason chess player (b. 1964) |
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| tómas gislason DK (b. 1961) |
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| april s gislason researcher |
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| thorsteinn b. gislason researcher |
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| gary allen gislason Ph.D. University of Oregon 1970 |
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| gauti kjartan gislason researcher |
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| hannes gislason researcher |
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| gunnar hilmar gislason researcher, IS |
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| henrik gislason researcher |
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| gauti k gislason researcher |
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| maya k gislason researcher |
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