Across the world, 재훈 (재훈 
, Jaehun 
, Jae-Hoon 
) is quite a rare masculine forename. The forename 재훈 is characteristic of South Korea, where it is quite a rare boy's name, the United States, where it is an extremely rare unisex name, and China, where it is an extremely rare male name. Much less frequently, 재훈 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 재훈 | South Korea |
| Jaehun | Australia, Canada, United States, South Korea, China |
| Jae-Hoon | Germany, Canada, United States, South Korea, China |
| Jae-Hun | United States, South Korea |
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탁재훈 South Korean actor, KR (b. 1968) |
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이재훈 South Korean singer, KR (b. 1974) |
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| 함재훈 KR (b. 1917) |
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허재훈 South Korean singer, KR (b. 1978) |
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이재훈 South Korean pro gamer, KR (b. 1981) |
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| 박재훈 KR (b. 1922) |
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하재훈 South Korean baseball player, KR (b. 1990) |
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| 정재훈 KR (b. 1938) |
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| 조재훈 South Korean actor, KR (b. 1950) |
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| 이재훈 actor, KR (b. 1961) |
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| 이재훈 South Korean singer, KR (b. 1963) |
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| 이재훈 KR (b. 1955) |
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| 하재훈 footballer, KR (b. 1965) |
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| 임재훈 South Korean politician, KR (b. 1966) |
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| 박재훈 South Korean actor, KR (b. 1971) |
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