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Cognomen Duyên (Duyên
) , throughout the world, is a common family name. The surname Duyên is habitual in South-eastern Asia, particularly Vietnam, where it is quite a common surname. Much less frequently, Duyên is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duyên | Australia, Vietnam, France, Macao, Myanmar |