Surname Juventius (Juventius 
) , all over the world, is a rare family name. The surname Juventius is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare surname. More prevalently, Juventius is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Juventius | Indonesia, South Africa, Ghana, United States, Tanzania |
| gaius juventius |
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| titus juventius |
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| titus juventius |
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| publius juventius |
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| titus juventius |
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