Family name Fesner (Fesner 
) , in the world, is a very rare surname. The last name Fesner is characteristic of Denmark, where it is a rare surname, Germany, where it is an extremely rare surname, and the United States. Much less frequently, Fesner is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fesner | United States, Germany, Denmark |