Surname Freifrau (Freifrau 
) , globally, is a very rare cognomen. The surname Freifrau is habitual in Spain, where it is a very rare surname, Finland, and Chile, where it is an extremely rare surname. Also, Freifrau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Freifrau | China, Spain, Hungary, Finland, France |