Surname 喜安 (Xian 
, 喜安 , Kiyasu 
) , in all the world, is a widespread family name. The family name 喜安 is characteristic of Malaysia, where it is quite a common surname, Singapore, and Macao. Not in comparison with a country's population, it is commonest in China, Malaysia, and Japan. Also, 喜安 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Xian | Malaysia, China, Mongolia, United States, Myanmar |
| 喜安 | China |
| Kiyasu | Nigeria, Japan, Canada, United States, Brazil |