Surname Qwan (Qwan 
) , around the world, is a rare cognomen. The surname Qwan is habitual in Malaysia, where it is a rare surname, Algeria, and Canada, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Malaysia, Algeria, and the United States. More frequently, Qwan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Qwan | Nigeria, United States, Malaysia, Algeria, Taiwan |