Family name Janža (Janža 
) , throughout the world, is a very rare surname. The last name Janža is habitual in Southern Europe, particularly Slovenia, where it is a rare surname, and Croatia, where it is a very rare surname.
| rok janža SI |
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| robert janža SI |
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| mitja janža SI |
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| erik janža Slovenian footballer, SI (b. 1993) |
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