Last name Gajai (Gajai 
) , around the globe, is a rare surname. The cognomen Gajai is habitual in Trinidad and Tobago, where it is quite a rare surname, Thailand, where it is a very rare surname, and India. More frequently, Gajai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gajai | Trinidad and Tobago, United States, India, Thailand |