Surname Zaplotnik (Zaplotnik 
) , throughout the world, is a rare cognomen. The family name Zaplotnik is characteristic of Slovenia, where it is quite a common surname, Croatia, where it is a rare surname, and Switzerland. Not in comparison with a country's population, the name is most common in Slovenia, Switzerland, and Austria. Much less frequently, Zaplotnik is the forename as well as the last name.
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| Zaplotnik | Austria, Croatia, Switzerland, Slovenia, Poland |
| john zaplotnik US (b. 1883) |
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| janez zaplotnik SI (b. 1901) |
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| nejc zaplotnik Slovene mountaineer (1952-1983), SI (b. 1952) |
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| ivan zaplotnik SI (b. 1951) |
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| rok zaplotnik researcher |
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| žiga zaplotnik researcher |
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| sandra zaplotnik SI |
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| rok zaplotnik SI |
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| matjaž zaplotnik SI |
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| nina zaplotnik SI |
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| žiga zaplotnik SI (b. 1989) |
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Mr, Jasna, Jakob, Hilda, Uroš, Živa, Žiga, Martin, Matevz, Sandra, Alenka, Rebeka, Thomas, Tomaž, Špela, Martina, Nataša, Hermann, Janja, Laura, David, Dania, Ms, Rok, Miha, Anja, Luka, Jaka, Nejc, Marko, Kristjan, Matic, Michi, Sanja, Simon, Sonja, Anina, Borut, Blaž, Peter, Metod, and Nathalie