Family name Feinauer (Feinauer 
) , around the world, is quite a rare cognomen. The last name Feinauer is habitual in Germany, where it is a rare surname, Austria, and the United States. Measured by absolute frequency, it is commonest in Germany, the United States, and South Africa.
| VARIANT | COUNTRY |
|---|---|
| Feinauer | Austria, Australia, South Africa, Germany, United States |
| johannes feinauer DE (b. 1671) |
|
|
| albert feinauer (b. 1886) |
|