Family name Kortleitner (Kortleitner 
) , worldwide, is a very rare cognomen. The surname Kortleitner is habitual in Austria, where it is a rare surname, and Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kortleitner | Austria, Thailand |
| franz xaver kortleitner IT (b. 1863) |
|