Surname Ungefug (Ungefug 
) , in the world, is a rare cognomen. The last name Ungefug is habitual in Germany, where it is a rare surname, Estonia, and Argentina. Measured by absolute frequency, the name is most common in Germany, Argentina, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Ungefug | Argentina, Russia, Germany, Estonia, United States |
| gerhard ungefug DE (b. 1490) |
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| christoph ungefug DE (b. 1597) |
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| johann christoph ungefug DE (b. 1636) |
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| johann christoph ungefug (b. 1728) |
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| heinrich ludwig ungefug PL (b. 1813) |
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| jan ungefug (b. 1937) |
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Mr, Anton, Anita, Ariel, Artur, Barry, Randy, Roman, Denis, Darya, David, Dayan, Diego, Gerry, Laura, Lucio, Lydia, Jacob, Jorge, Julia, Elena, Elden, Sofia, Sirli, Marta, Maria, Ms, Max, Ana, Ray, Luz, Jim, Ida, Mary, Alex, Anna, Eugen, Abby, Bret, Kati, Rosa, Gary, John, Juan, Nick, Eric, Ines, Olga, Carl, and Harry