Cognomen סימיון (Simion 
, סימיון 
) , in the world, is a common surname. The surname סימיון is habitual in Romania, where it is a common surname, Moldova, where it is quite a common surname, and Tanzania. Not in comparison with a country's population, the name is most common in Romania, Tanzania, and Italy. Likewise, סימיון is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simion | Romania, Ethiopia, Italy, Kenya, Tanzania |
| סימיון | Israel |