Family name Windner (Windner 
) , all around the world, is a very rare last name. The last name Windner is characteristic of Austria, where it is a rare surname, Israel, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Windner is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Windner | United States, Brazil, Israel, Austria |