| KB-6 Matajur | |
| Type: | Two-seat light basic trainer and touring aircraft |
| Manufacturer: | LIBIS aircraft (Letalski Inštitut Branko Ivanuš Slovenija) |
| Designer: | Dušan Cener |
| First Flight: | 4 June 1952 |
| Status: | Retired |
| Primary User: | Slovenian aero clubs |
The LIBIS KB-6 Matajur was a 1950s Slovenian two-seat light monoplane designed and produced by LIBIS aircraft during Yugoslavian period.
The aircraft design office of LIBIS brought together teachers and students of the Ljubljana technical high school. The design office designed the KB-6 Matajur which was a two-seat light trainer and tourer that first flew on 4 June 1952. The KB-6 was a cantilever low-wing monoplane with fixed tailwheel landing gear and an enclosed cockpit with side-by-side seating and dual controls. The aircraft was produced for use in aero-clubs until the mid-1960s.