All over the world, Hongyu (Hongyu 
, 虹宇 , 泓宇 ) is a common gender-neutral given name. The given name Hongyu is habitual in China, where it is quite a rare gender-neutral name, Singapore, where it is a rare gender-neutral name, and Hong Kong, where it is a rare girly name. In absolute terms, this name is the most popular in China, the United States, and Indonesia. Much less frequently, Hongyu is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Hongyu | Taiwan, Japan, China, Indonesia, United States |
| 泓宇, 虹宇 | China |
| Хонгыу | Russia |
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hongyu ding (b. 1932) |
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| gu hongyu Chinese beach volleyball player, CN (b. 1971) |
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| hongyu liu researcher (ORCID 0000-0001-8053-1140) |
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| hongyu he researcher (ORCID 0000-0002-4034-3812) |
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| hongyu shi researcher (ORCID 0000-0003-2138-6996) |
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| hongyu zhao researcher (ORCID 0000-0003-1510-5289) |
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| hongyu chen researcher (ORCID 0000-0002-3926-1959) |
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| hongyu long researcher (ORCID 0000-0003-3826-619X) |
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| hongyu wang researcher (ORCID 0000-0001-7334-9439) |
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| hongyu kuang researcher (ORCID 0000-0002-5497-2329) |
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| hongyu zhou researcher (ORCID 0000-0002-7637-1305) |
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| hongyu wang researcher ORCID 0000-0002-6296-365X |
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| hongyu zhao researcher ORCID 0000-0003-3244-9921 |
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| hongyu liu Ph.D. Chinese University of Hong Kong 2007 |
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| hongyu he researcher ORCID 0000-0002-6356-6306 |
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