Surname Alvsvåg (Alvsvåg 
) , globally, is a very rare last name. The surname Alvsvåg is habitual in Northern Europe, particularly Norway, where it is a rare surname.
| leif steinar alvsvåg Norwegian politician (b. 1959) |
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| sverre jakob alvsvåg Norwegian physicist, NO (b. 1961) |
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| kari mangrud alvsvåg (b. 1970) |
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