Cognomen Uyên (Uyên 
) , worldwide, is a common family name. The cognomen Uyên is habitual in South-eastern Asia, particularly Vietnam, where it is quite a common surname. Much less frequently, Uyên is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uyên | Singapore, France, Vietnam, Australia, United States |
|
uyên linh Vietnamese singer, VN (b. 1987) |
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| uyên châu nguyên researcher |
|
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| nhã uyên Vietnamese actress, VN (b. 1990) |
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