Surname Japelj (Japelj 
) , in the world, is a rare last name. The cognomen Japelj is characteristic of Slovenia, where it is quite a common surname, Croatia, where it is a rare surname, and Argentina, where it is a very rare surname.
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| Japelj | Croatia, Slovenia, Germany, Chile, Argentina |
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jurij japelj Slovenian philologist, SI (b. 1744) |
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| mirko japelj (b. 1898) |
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| janez japelj SI (b. 1919) |
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| majda šlajmer japelj SI (b. 1933) |
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| igor japelj SI (b. 1933) |
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| miha japelj SI (b. 1935) |
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| danilo japelj SI (b. 1949) |
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| venčeslav japelj SI (b. 1951) |
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| anže japelj researcher ORCID ID = 0000-0002-7361-0710, SI |
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| nejc japelj Slovene ice hockey player (1985-), SI (b. 1985) |
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| boštjan japelj SI (b. 1977) |
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| boštjan japelj SI (b. 1978) |
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| petra japelj SI |
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| katja japelj SI |
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| majda božeglav-japelj SI |
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Mr, Irena, Uroš, Mateja, Mihael, Primoz, Darjan, Damjan, Lenart, Lorena, Franjo, Martina, Andreja, Antonio, Barbara, Bostjan, Pavlina, Nataša, Vicente, Katarina, Kristina, Veronika, Nuša, Neža, Tanja, Goran, Ms, Jan, Nik, Eva, Maja, Miha, Ales, Anja, Luka, Nejc, Zvonimir, Vida, Žan, Maria, Mario, Marko, Majda, Karin, Katja, Petra, Darko, Damir, Igor, and Kristijan