Last name سيدرا (Sidra 
, سيدرا 
, Seadra 
) , around the world, is quite a common cognomen. The surname سيدرا is habitual in Syria, where it is quite a rare surname, Algeria, and Libya. In absolute terms, this name is the most popular in Algeria, Syria, and Iraq. More frequently, سيدرا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sidra | Pakistan, Saudi Arabia, Syria, India, Algeria |
| سيدرا | Libya, Egypt, Syria, Iraq, Algeria |
| Seadra | United States, Brazil |