In the world, Jaehyun (재현 
, Jaehyun 
) is quite a common male first name. The first name Jaehyun is habitual in South Korea, where it is quite a common masculine name, the United States, where it is a very rare unisex name, and China, where it is an extremely rare masculine name. Very seldom, Jaehyun is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 재현 | South Korea |
| Jaehyun | South Korea, China, United States, Singapore, Indonesia |
| jaehyun moon researcher |
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| jaehyun han researcher |
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| jaehyun park researcher (ORCID 0000-0002-9007-4892) |
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| jaehyun seong researcher (ORCID 0000-0003-2345-3937) |
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| jaehyun kim researcher (ORCID 0000-0002-7285-7148) |
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| jaehyun lee researcher (ORCID 0000-0001-8578-741X) |
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| jaehyun yoo researcher (ORCID 0000-0001-7194-8737) |
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| jaehyun park researcher (ORCID 0000-0003-2900-8340) |
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| jaehyun park researcher (ORCID 0000-0002-2276-4998) |
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| jaehyun lee researcher (ORCID 0000-0002-6776-6719) |
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| jaehyun shin researcher |
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| jaehyun kim researcher (ORCID 0000-0001-9726-8166) |
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| jaehyun lee researcher (ORCID 0000-0001-5964-1871) |
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| jaehyun bae researcher (ORCID 0000-0002-7300-4518) |
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| jaehyun lee researcher, ORCID id # 0000-0002-8322-1524 |
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