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 | Australia, France, Vietnam, United States, Singapore |
|
uyên linh Vietnamese singer, VN (b. 1987) |
|
| uyên châu nguyên researcher |
|
|
| nhã uyên Vietnamese actress, VN (b. 1990) |
|