Family name شوي (Shwe 
, Shoi 
, Shui 
) , in all the world, is a widespread last name. The last name شوي is habitual in Mongolia, where it is a widespread surname, Myanmar, where it is a common surname, and Malaysia, where it is quite a common surname. Measured by absolute frequency, it is commonest in Myanmar, China, and Mongolia. More frequently, شوي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shwe | China, Mongolia, Japan, Malaysia, Myanmar |
| Shoi | China, United States, Japan, Malaysia, India |
| Shui | China, Japan, Malaysia, Indonesia, Myanmar |
| شوي | Syria, Saudi Arabia, Algeria, Sudan, Morocco |