All over the world, Xinxin (Xinxin 
, 新鑫 , 鑫新 ) is quite a rare gender-neutral first name. The first name Xinxin is habitual in Hong Kong, where it is a rare female name, Singapore, where it is a rare gender-neutral name, and Taiwan, where it is a rare masculine name. In absolute terms, the name is most common in China, Taiwan, and the United States. Very seldom, Xinxin is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Xinxin | Japan, China, Indonesia, Taiwan, United States |
| 新鑫, 鑫新 | China |
| Хинхин | Russia |
| xinxin zhao researcher ORCID ID = 0000-0001-8128-2561 |
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| xinxin han researcher ORCID 0000-0002-6968-1399 |
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| xinxin feng researcher (ORCID 0000-0002-1879-0253) |
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| xinxin feng researcher (ORCID 0000-0001-6297-5565) |
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| xinxin zhang researcher (ORCID 0000-0002-9131-2573) |
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| xinxin zhu researcher (ORCID 0000-0002-9252-7453) |
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| xinxin ran researcher |
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| xinxin xu researcher (ORCID 0000-0001-5623-9895) |
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| xinxin ji ornithologist |
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| xinxin shen researcher |
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| xinxin zhao Ph.D. Arizona State University 2015 |
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| xinxin li researcher ORCID 0000-0002-3493-3904 |
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| xinxin huang researcher ORCID 0000-0002-4298-4859 |
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| xinxin pang researcher |
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| xinxin wang researcher (ORCID 0000-0002-7434-9489) |
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