Family name Bt Mohd Fadzi (Bt Mohd Fadzi 
) , globally, is an extremely rare last name. The surname Bt Mohd Fadzi is characteristic of South-eastern Asia, particularly Malaysia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bt Mohd Fadzi | Malaysia |
Rosmazaila, and Siti Nornabila