Throughout the world, Changyu (Changyu 
) is a rare predominantly masculine, but scarcely female forename. The first name Changyu is characteristic of South Korea, where it is a rare male name, China, where it is a very rare predominantly masculine, but scarcely feminine name, and the United States, where it is an extremely rare dominantly boy's, but infrequently female name. Much less frequently, Changyu is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Changyu | South Korea, United States, Taiwan, Malaysia, China |
| changyu wu researcher |
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| changyu dong Ph.D. Imperial College London and University of London 2009 |
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| changyu shen Ph.D. University of Pittsburgh 2004 |
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| changyu wang researcher (ORCID 0000-0002-3583-1379) |
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| changyu zhou researcher ORCID 0000-0003-2688-808X |
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| changyu shen researcher (ORCID 0000-0002-4444-0943) |
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| changyu fan researcher |
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| changyu guo Ph.D. Jyväskylän yliopisto 2013 |
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| changyu liu researcher (ORCID 0000-0002-8185-0191) |
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| changyu tao researcher (ORCID 0000-0001-7333-6822) |
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| changyu cao researcher |
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| changyu liu researcher (ORCID 0000-0003-2717-3684) |
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| changyu zhou researcher (ORCID 0000-0002-6294-6438) |
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| changyu jiang researcher |
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| changyu zhu researcher |
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