Family name Seidia (Сейдя 
, Seidia 
) , all around the world, is a rare surname. The cognomen Seidia is habitual in Ethiopia, where it is a very rare surname, Honduras, and Nigeria, where it is an extremely rare surname. Very seldom, Seidia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Сейдя | Russia |
| Seidia | Honduras, India, Nigeria, Ethiopia, United States |