Family name Sidul (Sidul 
) , around the world, is quite a rare cognomen. The cognomen Sidul is habitual in Oman, where it is a rare surname, Indonesia, and Saudi Arabia. Measured by absolute frequency, it most frequently occurs in Indonesia, Bangladesh, and Oman. Also, Sidul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sidul | Saudi Arabia, India, Bangladesh, Indonesia, Oman |