Across the world, Justan (Justan 
) is a rare primarily male, but very infrequently feminine given name. The first name Justan is habitual in Georgia, where it is quite a rare boy's name, the United States, where it is a very rare principally boy's, but scarcely feminine name, and Australia, where it is a very rare masculine name. In absolute terms, it is the most numerous in Georgia, the United States, and Indonesia. Likewise, Justan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Justan | Georgia, Philippines, Myanmar, United States, Indonesia |
| justan iii Justanid king (b. 801) |
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| kurkir ibn justan Buyid general (b. 901) |
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| justan floyd American Cinematographer Director of Photography, US |
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| justan k. williams American photographer, US |
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| justan lumban siantar Indonesian political candidate, ID |
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| justan i ibn marzuban i Ruler of Azernaijan |
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