 | |
| Organising body | K League Federation |
|---|---|
| Founded | 1983 |
| Country | South Korea |
| Confederation | AFC |
| Number of teams | 12 |
| Level on pyramid | 1 |
| Relegation to | K League 2 |
| Domestic cup(s) | Korean FA Cup |
| International cup(s) | AFC Champions League Elite AFC Champions League Two |
| Current champions | Ulsan Hyundai (4th title) (2023) |
| Most championships | Jeonbuk Hyundai Motors (9 titles) |
| TV partners | JTBC Golf&Sports IB Sports Sky Sports (South Korea) Coupang Play Next Level Sports |
| Website | kleague.com |
| Current: 2024 K League 1 | |
| K League 1 | |
| Hangul | K리그 원 |
|---|---|
| Revised Romanization | K rigeu one |
| McCune–Reischauer | K rigŭ wŏn |
The K League 1 (Korean: K리그1) is the top flight of men's professional football in the South Korean football league system. The league is contested by twelve clubs.