Surname Bt Mohd Diah (Bt Mohd Diah 
) , globally, is an extremely rare family name. The cognomen Bt Mohd Diah is characteristic of South-eastern Asia, particularly Malaysia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bt Mohd Diah | Malaysia |
Shazilah, and Nabilah Najwa