Family name Shaduka (Shaduka 
) , in all the world, is a rare cognomen. The last name Shaduka is characteristic of Sub-Saharan Africa, particularly Namibia, where it is quite a common surname, South Africa, where it is an extremely rare surname, and Nigeria. Very seldom, Shaduka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shaduka | Namibia, South Africa, Nigeria, United States, India |