Family name Dhalai (Dhalai 
) , worldwide, is a rare cognomen. The last name Dhalai is habitual in Trinidad and Tobago, where it is quite a rare surname, the United Kingdom, where it is a very rare surname, and India. In absolute terms, this name is the most popular in India, Trinidad and Tobago, and the United States. Likewise, Dhalai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dhalai | Mexico, United Kingdom, United States, Trinidad and Tobago, India |