Surname צדקי (Sidki 
, Sedki 
, Sidqi 
) , in the entire world, is a common family name. The surname צדקי is characteristic of Northern Africa, particularly Morocco, where it is quite a common surname, Tunisia, where it is quite a rare surname, and Egypt. Not in comparison with a country's population, it most frequently occurs in Morocco, Indonesia, and Egypt. Much less frequently, צדקי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sidki | Tunisia, Morocco, Egypt, Indonesia, Turkey |
| Sedki | India, Tunisia, Algeria, Morocco, Egypt |
| Sidqi | France, India, Morocco, Egypt, Indonesia |
| צדקי | Israel |