In the world, Ernst-Jan (Ernst-Jan 
) is a very rare male forename. The first name Ernst-Jan is habitual in Western Europe, particularly Netherlands, where it is a rare masculine name. Parts of the name also exists independently as a first name Ernst, and a last name Jan.
| VARIANT | COUNTRY |
|---|---|
| Ernst-Jan | Germany, Belgium, United Kingdom, United States, Netherlands |
| ernst-jan buis particle physicist in Amsterdam |
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| ernst-jan camiel wit Ph.D. The University of Chicago 2000 |
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| ernst-jan n. kuiper |
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Man, Goorman, Gellicum, Leeuwen, Jonkers, Noordam, Eijlers, Heijnen, Huising, Voerman, Ouwersloot, Berkhoff, Katerberg, Kromhout, Roeleveld, Reinerie, Driessen, Vrancken, Molenkamp, Kaldenbach, Doornekamp, Hiltemann, Dibbetz, Prosman, Pastoor, Keppels, Bos, Boot, Kors, Luik, Smits, Luten, Vries, Melker, Bakker, Postma, Zwienenberg, Putten, Dekker, Lusink, Wepster, Stokvis, Slieker, Sjamaar, Companje, Bergman, Bezemer, Bouwers, Pfauth, and Scherrenburg