Cognomen Lorensen (Lorensen 
) , across the world, is a rare surname. The cognomen Lorensen is habitual in Denmark, where it is quite a rare surname, the United States, where it is a rare surname, and Norway, where it is a very rare surname. Measured by absolute frequency, the name is most common in the United States, Denmark, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Lorensen | Denmark, Germany, Canada, France, United States |
Laurantzon, Laurentsson, Lorenson, Lorensson, Lorentsen, Lorentson, Lorentzen, Lorentzon, Lorentzson, Lorenzen, and Лоренцен
| jens lorensen (b. 1712) |
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| jürgen jens lorensen (b. 1756) |
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| margarethe lorensen DK (b. 1942) |
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| johan lorensen Governor of the Danish West Indies |
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| karl lorensen Ph.D. State University of New York at Binghamton 1997 |
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| marlene ringgaard lorensen DK (b. 1975) |
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