Surname กาไว (Kawai 
, กาไว 
) , throughout the world, is quite a common family name. The surname กาไว is characteristic of Hong Kong, where it is quite a rare surname, Papua New Guinea, and Singapore. In absolute terms, it is commonest in Indonesia, Japan, and the United States. Also, กาไว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kawai | Taiwan, Japan, Indonesia, United States, Hong Kong |
| กาไว | Thailand |