Cognomen Simca (Simca 
) , in the entire world, is a very rare surname. The last name Simca is habitual in Israel, where it is a rare surname, Indonesia, where it is a very rare surname, and Spain. Not in comparison with a country's population, this name is the most popular in Indonesia, Israel, and Vietnam. More prevalently, Simca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simca | Indonesia, Czechia, South Africa, Belgium, Taiwan |