Surname Trankner (Trankner 
) , throughout the world, is a very rare last name. The surname Trankner is habitual in Switzerland, where it is a rare surname, Canada, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Much less frequently, Trankner is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trankner | Switzerland, Brazil, Canada, United States, Philippines |