Family name Stirmer (Stirmer 
) , in the entire world, is a very rare last name. The last name Stirmer is habitual in Germany, where it is a very rare surname, Brazil, where it is an extremely rare surname, and Argentina. Measured by absolute frequency, it is the most numerous in Germany, Brazil, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Stirmer | Germany, United States, Argentina, Canada, Brazil |