Around the world, Eunsook (Eunsook 
) is a rare dominantly male, but infrequently girly first name. The forename Eunsook is habitual in South Korea, where it is a rare male name, and the United States, where it is a very rare mostly feminine, but infrequently boy's name. Likewise, Eunsook is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Eunsook | Canada, South Korea, Australia, United States, China |
| eunsook park researcher (ORCID 0000-0002-4720-4719) |
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| eunsook park researcher (ORCID 0000-0003-2984-3039) |
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| eunsook seo Ph.D. University of Texas at Austin 2004 |
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| eunsook s jin researcher (ORCID 0000-0003-3892-1000) |
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| eunsook y lee researcher |
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