In all the world, Ruan (Ruan 
, 阮 , Руан 
) is a common boy's first name. The given name Ruan is characteristic of Brazil, where it is quite a common boy's name, South Africa, where it is quite a rare boy's name, and Barbados, where it is quite a rare girly name. Measured by absolute frequency, it most frequently occurs in Brazil, South Africa, and China. More frequently, Ruan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ruan | Brazil, China, Taiwan, South Africa, United States |
| 阮 | China |
| Руан | Kyrgyzstan, Russia, Kazakhstan, Ukraine |
| Жуань | Russia, Kazakhstan, Ukraine |
Ruan is also a name for the fictitious and mythical characters: .
| ruan dianfu (b. 427) |
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| ruan lingying concubine of Emperor Wu of Liang (b. 477) |
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| ruan bai Ming dynasty person CBDB = 128121 (b. 1388) |
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| ruan lian Ming dynasty person CBDB = 29633 (b. 1475) |
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| lang ruan (b. 1919) |
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| ruan ruolin Chinese writer and television producer (b. 1929) |
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ruan pienaar South African rugby union footballer, ZA (b. 1984) |
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ruan botha South African rugby union footballer, ZA (b. 1992) |
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ruan lange gymnast, ZA |
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| xing ruan Chinese-Australian academic, architect (born 1965), CN (b. 1965) |
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| wilkin ruan Dominican Republic baseball player, DO (b. 1978) |
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| zhong-jin ruan DPH University of California, Los Angeles 1987 |
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| wenke ruan researcher (ORCID 0000-0001-5775-3175) |
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| jue ruan researcher (ORCID 0000-0003-3713-3192) |
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| liming ruan researcher (ORCID 0000-0001-7313-9204) |
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