Worldwide, Nhất (Nhất 
) is a rare primarily boy's, but very infrequently girly forename. The first name Nhất is habitual in South-eastern Asia, particularly Vietnam, where it is a rare predominantly masculine, but scarcely feminine name. Also, Nhất is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nhất | Vietnam, United States |
| nhất linh writer (1906-1963), VN (b. 1906) |
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nguyễn trần duy nhất Vietnamese Muay Thai and Lethwei fighter, VN (b. 1989) |
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| nhất tuấn VN (b. 1935) |
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| thập nhất VN (b. 1959) |
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| võ minh nhất (b. 1979) |
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