Slovenian Basketball League
| Founded | 1991 |
|---|---|
| First season | 1991–92 |
| Country | Slovenia |
| Confederation | FIBA Europe |
| Number of teams | 11 |
| Level on pyramid | 1 |
| Relegation to | 2. SKL |
| Domestic cup(s) | Slovenian Cup |
| Supercup | Slovenian Supercup |
| Current champions | Cedevita Olimpija (22nd title) (2024–25) |
| Most championships | Cedevita Olimpija (22 titles) |
| TV partners | RTV Slovenija Šport TV |
| Website | Official website |
The Slovenian Basketball League (Slovene: 1. slovenska košarkarska liga), abbreviated as 1. SKL and known as the Liga OTP banka due to sponsorship reasons, is the top-level professional men's basketball league in Slovenia. The league is operated by the Basketball Federation of Slovenia and consists of eleven clubs. The most successful team is Cedevita Olimpija with 22 titles.