Family name Sultan Abu Bakar (Sultan Abu Bakar 
) , in the entire world, is a very rare last name. The cognomen Sultan Abu Bakar is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sultan Abu Bakar | Malaysia |
Tengku Nong Maharani, Tengku Zabedah, Tengku Nor Aizah, Tengku Nor Azahan, and Tengku Noor Ashikin