Cognomen سيوم (Seyoum 
, Seume 
, سيوم 
) , throughout the world, is a common family name. The family name سيوم is characteristic of Ethiopia, where it is quite a common surname, Israel, where it is quite a rare surname, and United Arab Emirates. In absolute terms, this name is the most popular in Ethiopia, the United States, and Germany. Also, سيوم is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Seyoum | Sudan, Ethiopia, Saudi Arabia, United States, Germany |
| Seume | Ethiopia, United Kingdom, United States, Germany, Austria |
| سيوم | Iraq, Sudan |