Cognomen Zeglin (Zeglin 
) , throughout the world, is a rare family name. The last name Zeglin is habitual in Poland, where it is a rare surname, Germany, and the United States, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in the United States, Germany, and Brazil. Much less frequently, Zeglin is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Zeglin | Germany, France, Brazil, Poland, United States |
| daniel zeglin PL (b. 1716) |
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| tito zeglin politician from Brazil, BR (b. 1954) |
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| lydia zeglin researcher ORCID ID = 0000-0003-2907-0742 |
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| robert j zeglin researcher |
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| günter zeglin Dr. rer. nat. Freie Universität Berlin 1969 |
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