Osterc
Osterc is a Slovenian surname that may refer to
- Aljaž Osterc, Slovenian ski jumper
- Lidija Osterc, Slovenian painter and illustrator
- Milan Osterc, Slovenian football striker
- Slavko Osterc, Slovenian composer
- *Slavko Osterc Ensemble, a Slovenian chamber orchestra formed in 1962