Throughout the world, Язеп (Язеп 
, Jazeps 
, Jazep 
) is a rare boy's first name. The given name Язеп is characteristic of Latvia, where it is a rare masculine name, Poland, where it is a very rare boy's name, and Russia. Much less frequently, Язеп is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Язеп | Kazakhstan, Russia, Ukraine, Belarus |
| Jazeps | Brazil, United Kingdom, United States, Latvia |
| Jazep | Poland |
Giuseppe, Iosif, Iosip, Iossif, Joep, Jooseppi, Jose, Joseba, Josef, Josep, Joseph, Josif, Josip, José, Jozeb, Jozef, Jozefo, Jožef, Jožko, Juozapas, Juozas, Józef, József, Osip, Ossip, Osyp, Yosef, Yoseph, Ιωσήφ, Восіп, Джозеф, Джозеф, Жозеф, Йозеф, Джозеф, Йозеф, Джузепе, Джузеппе, Жозе, Жозеп, Жозеф, Иосиф, Йожеф, Йозеф, Йосеп, Йосеф, Йосеф, Йозеф, Йосип, Йосиф, Йося, О'Сип, Осип, Оссип,
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дыла, язеп Belarusian playwright and writer (1880-1973), BY (b. 1880) |
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дроздович, язеп нарцизович belarusian painter and sculptor (1888-1954), BY (b. 1888) |
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| язеп ранцанс Latvian clergyman and politician (1886-1969), LV (b. 1886) |
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| язеп семежон BY (b. 1914) |
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