Surname Sidk (Sidk 
) , around the globe, is a rare last name. The cognomen Sidk is habitual in Morocco, where it is a rare surname, Malaysia, where it is a very rare surname, and Indonesia. Much less frequently, Sidk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sidk | Indonesia, Tunisia, Morocco, Malaysia, India |