Last name Welhaven (Welhaven 
) , across the world, is a rare cognomen. The last name Welhaven is habitual in Norway, where it is quite a rare surname, and the United States, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Welhaven | Norway, United States |
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johan ernst welhaven Norwegian priest, NO (b. 1775) |
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johann sebastian welhaven Norwegian writer (1807-1873), NO (b. 1807) |
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hjalmar welhaven Norwegian architect, NO (b. 1850) |
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| elisabeth welhaven Norwegian writer (1815-1901), NO (b. 1815) |
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adelaide welhaven NO (b. 1869) |
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kristian welhaven Norwegian police chief, NO (b. 1883) |
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sigri welhaven Norwegian sculptor (1894-1991), NO (b. 1894) |
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| margrethe welhaven Norwegian painter, NO (b. 1851) |
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| louise welhaven NO (b. 1888) |
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leif welhaven Sports commentator from Norway |
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Mr, Chris, Betty, Randi, Riley, Darcy, Diane, James, Johan, Tracy, Tyler, Emily, Inger, Sheila, Ashley, Colton, Brandi, Ronald, Deanna, Andreas, Annette, Camilla, Stine, Lourdes, Susan, Myrle, Ron, Jim, Tom, Marc, Mary, Anne, Anke, Arne, Carl, Cole, Rita, Ryan, Greg, Leif, Lisa, John, Judy, Thor, Eric, Fred, Malia, Sigri, and Harriet