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Cognomen Shuan (Shuan
, 书安
, 淑安
) , across the world, is quite a rare surname. The family name Shuan is habitual in Malaysia, where it is quite a rare surname, Peru, and Singapore, where it is a rare surname. Measured by absolute frequency, it is commonest in Malaysia, China, and Peru. More frequently, Shuan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shuan | Peru, Malaysia, Japan, United States, China |
| 书安, 淑安 | China |
| シュアン | Japan |