Surname ไกว (Kwai 
, ไกว 
) , across the world, is a common cognomen. The last name ไกว is characteristic of Malaysia, where it is quite a common surname, Taiwan, and Hong Kong. Also, ไกว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kwai | Tanzania, Taiwan, China, Hong Kong, Malaysia |
| ไกว | Thailand |