Surname Cstr (Cstr 
) , throughout the world, is a very rare family name. The surname Cstr is habitual in France, where it is a very rare surname, Colombia, and Chile, where it is an extremely rare surname. In absolute terms, this name is the most popular in France, Colombia, and Mexico. Very seldom, Cstr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cstr | Chile, United States, Mexico, France, Colombia |