Cognomen Mohd Jai (Mohd Jai 
) , all around the world, is a very rare family name. The family name Mohd Jai is habitual in South-eastern Asia, particularly Singapore, where it is a very rare surname, and Malaysia. Also, Mohd Jai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mohd Jai | Malaysia, Singapore |