Globally, 재근 (재근 
, Jaegeun 
, Jae-Geun) is quite a rare predominantly masculine, but very infrequently girly first name. The first name 재근 is characteristic of Eastern Asia, particularly South Korea, where it is quite a rare predominantly male, but very infrequently feminine name.
| VARIANT | COUNTRY |
|---|---|
| 재근 | South Korea |
| Jaegeun | United States, Canada, South Korea, China |
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인재근 South Korean activist, politician, KR (b. 1953) |
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| 윤재근 South Korean politician, KR (b. 1903) |
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| 홍재근 KR (b. 1928) |
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| 장재근 South Korean Olympic athlete, KR (b. 1962) |
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| 이재근 KR (b. 1953) |
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| 윤재근 South Korean film director and screenwriter, KR (b. 1967) |
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| 정재근 South Korean basketball player, KR (b. 1969) |
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| 송재근 short track speed skater, KR (b. 1974) |
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| 고재근 South Korean singer, KR (b. 1977) |
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| 황재근 KR (b. 1976) |
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| 임재근 KR (b. 1980) |
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| 이재근 South Korean baseball player, KR (b. 1995) |
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| 박재근 South Korean Go player, KR (b. 1996) |
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