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Cognomen Сяо (Xiao
, Siao
, Сяо
) , in the world, is a prevalent last name. The cognomen Сяо is characteristic of Cayman Islands, where it is a common surname, China, and Bermuda (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in China, the United States, and Malaysia. Much less frequently, Сяо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Xiao | Myanmar, Malaysia, Indonesia, United States, China |
| Siao | Malaysia, Hong Kong, Indonesia, United States, China |
| Сяо | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Syao | Kazakhstan, Russia, Philippines, France, United States |