Surname Shadak (Shadak 
) , around the globe, is a rare cognomen. The cognomen Shadak is characteristic of Bangladesh, where it is a rare surname, Saudi Arabia, where it is a very rare surname, and Malaysia. Measured by absolute frequency, this name is the most popular in Bangladesh, India, and Saudi Arabia. Also, Shadak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shadak | Saudi Arabia, Malaysia, Nigeria, India, Bangladesh |