Throughout the world, 세진 (세진 
, Sejin 
, Se-Jin ) is quite a rare unisex forename. The forename 세진 is characteristic of South Korea, where it is quite a rare gender-neutral name, the United States, where it is a very rare gender-neutral name, and India, where it is an extremely rare unisex name. Much less frequently, 세진 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 세진 | South Korea |
| Sejin | Japan, India, United States, Colombia, South Korea |
| Se-Jin | United States, South Korea |
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김세진 volleyball player, KR (b. 1974) |
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| 고세진 South Korean politician, KR (b. 1933) |
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| 장세진 South Korean actor, KR (b. 1964) |
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| 윤세진 South Korean singer, KR |
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| 서세진 KR (b. 1971) |
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| 정세진 KR (b. 1973) |
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| 박세진 South Korean singer, KR (b. 1984) |
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| 신세진 South Korean baseball player (1992-), KR (b. 1992) |
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| 박세진 association football player, KR (b. 1995) |
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| 박세진 South Korean actress, KR (b. 1996) |
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| 박세진 South Korean baseball player (1997-), KR (b. 1997) |
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| 이세진 KR (b. 1987) |
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| 이세진 KR (b. 1996) |
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