K League Championship
The K League Championship was the final competition of the K League season. The K League originally had play-offs after regular seasons, but the name of play-offs was officially decided in 2009. This competition was abolished in 2011.
All K League Championship records from 1984 to 1996 are not included in the current K League official statistics.
Summary
ChampionsRunners-up
Final
The winners of two regular stages in four early editions qualified for the two-legged final.| No. | Season | First stage winners | Second stage winners |
| 1 | 1984 | Yukong Elephants | Daewoo Royals |
| 2 | 1986 | POSCO Atoms | Lucky-Goldstar Hwangso |
| 3 | 1995 | Ilhwa Chunma | Pohang Atoms |
| 4 | 1996 | Ulsan Hyundai Horang-i | Suwon Samsung Bluewings |
Play-offs of the top four (1998–2000)
The top four clubs of the regular league qualified for the championship from 1998 to 2000. The first round was played as a single match, and the semi-final was a two-legged tie. The final also consisted of two matches in 1998, but it changed to best-of-three the next year.| No. | Season | Regular first place | Regular second place | Regular third place | Regular fourth place |
| 5 | 1998 | Suwon Samsung Bluewings | Ulsan Hyundai Horang-i | Pohang Steelers | Jeonnam Dragons |
| 6 | 1999 | Suwon Samsung Bluewings | Bucheon SK | Jeonnam Dragons | Busan Daewoo Royals |
| 7 | 2000 | Anyang LG Cheetahs | Seongnam Ilhwa Chunma | Jeonbuk Hyundai Motors | Bucheon SK |
Play-offs of the top four (2004–2006)
When the regular league was split into two stages again from 2004 to 2006, the top two clubs in the overall table qualified for the championship in addition to two winners. Each semi-final was a single match, and the final comprised two matches.Play-offs of the top six
The K League Championship increased participating clubs to six since 2007. The winners of regular league directly qualified for the final, and the second-placed team qualified for the semi-final. The other four clubs entered the first round, and the winners of the second round advanced to the semi-final. Each match was played as a single match, excluding the two-legged final.| No. | Season | Regular first place | Regular second place | Regular third place | Regular fourth place | Regular fifth place | Regular sixth place |
| 11 | 2007 | Seongnam Ilhwa Chunma | Suwon Samsung Bluewings | Ulsan Hyundai Horang-i | Gyeongnam FC | Pohang Steelers | Daejeon Citizen |
| 12 | 2008 | Suwon Samsung Bluewings | FC Seoul | Seongnam Ilhwa Chunma | Ulsan Hyundai | Pohang Steelers | Jeonbuk Hyundai Motors |
| 13 | 2009 | Jeonbuk Hyundai Motors | Pohang Steelers | FC Seoul | Seongnam Ilhwa Chunma | Incheon United | Jeonnam Dragons |
| 14 | 2010 | FC Seoul | Jeju United | Jeonbuk Hyundai Motors | Ulsan Hyundai | Seongnam Ilhwa Chunma | Gyeongnam FC |
| 15 | 2011 | Jeonbuk Hyundai Motors | Pohang Steelers | FC Seoul | Suwon Samsung Bluewings | Busan IPark | Ulsan Hyundai |
Finals
Numbers in are the numbers of victories, and are not aggregate scores.| No. | Season | Champions | Agg. | Runners-up | 1st leg | 2nd leg | 3rd leg |
| 1 | 1984 | Daewoo Royals | 2–1 | Yukong Elephants | 1–0 | 1–1 | — |
| 2 | 1986 | POSCO Atoms | 2–1 | Lucky-Goldstar Hwangso | 1–0 | 1–1 | — |
| 3 | 1995 | Ilhwa Chunma | 5–4 | Pohang Atoms | 1–1 | 3–3 | 1–0 |
| 4 | 1996 | Ulsan Hyundai Horang-i | 3–2 | Suwon Samsung Bluewings | 0–1 | 3–1 | — |
| 5 | 1998 | Suwon Samsung Bluewings | 1–0 | Ulsan Hyundai Horang-i | 1–0 | 0–0 | — |
| 6 | 1999 | Suwon Samsung Bluewings | 2–0 | Busan Daewoo Royals | 2–1 | 2–1 | Not held |
| 7 | 2000 | Anyang LG Cheetahs | 2–0 | Bucheon SK | 4–1 | 1–1 | Not held |
| 8 | 2004 | Suwon Samsung Bluewings | 0–0 | Pohang Steelers | 0–0 | 0–0 | — |
| 9 | 2005 | Ulsan Hyundai Horang-i | 6–3 | Incheon United | 5–1 | 1–2 | — |
| 10 | 2006 | Seongnam Ilhwa Chunma | 3–1 | Suwon Samsung Bluewings | 1–0 | 2–1 | — |
| 11 | 2007 | Pohang Steelers | 4–1 | Seongnam Ilhwa Chunma | 3–1 | 1–0 | — |
| 12 | 2008 | Suwon Samsung Bluewings | 3–2 | FC Seoul | 1–1 | 2–1 | — |
| 13 | 2009 | Jeonbuk Hyundai Motors | 3–1 | Seongnam Ilhwa Chunma | 0–0 | 3–1 | — |
| 14 | 2010 | FC Seoul | 4–3 | Jeju United | 2–2 | 2–1 | — |
| 15 | 2011 | Jeonbuk Hyundai Motors | 4–2 | Ulsan Hyundai | 2–1 | 2–1 | — |
Appearances
By club
- K League's principle of official statistics is that final club succeeds to predecessor clubs.
| Club | Appearances |
| Pohang Steelers | 9 |
| Seongnam FC | 8 |
| Suwon Samsung Bluewings | 8 |
| Ulsan Hyundai | 8 |
| FC Seoul | 7 |
| Jeonbuk Hyundai Motors | 5 |
| Jeju United | 4 |
| Jeonnam Dragons | 4 |
| Busan IPark | 4 |
| Incheon United | 2 |
| Gyeongnam FC | 2 |
| Daejeon Citizen | 1 |
By city/province
- K League introduced home and away system in 1987.
| City/Province | Apps | Clubs |
| Pohang | 8 | Pohang Atoms, Pohang Steelers |
| Suwon | 8 | Suwon Samsung Bluewings |
| Ulsan | 8 | Ulsan Hyundai Horang-i, Ulsan Hyundai |
| Seongnam | 7 | Seongnam Ilhwa Chunma |
| Seoul | 6 | Ilhwa Chunma |
| Seoul | 6 | FC Seoul |
| Jeonnam | 4 | Jeonnam Dragons |
| Jeonbuk | 5 | Jeonbuk Hyundai Motors |
| Busan | 3 | Busan Daewoo Royals, Busan IPark |
| Bucheon | 2 | Bucheon SK |
| Incheon | 2 | Incheon United |
| Gyeongnam | 2 | Gyeongnam FC |
| Anyang | 1 | Anyang LG Cheetahs |
| Daejeon | 1 | Daejeon Citizen |
| Jeju | 1 | Jeju United |
By region
- K League introduced home and away system in 1987.
| Region | Apps | City/Province | Clubs |
| Gyeonggi region | 26 | Suwon | Suwon Samsung Bluewings |
| Gyeonggi region | 26 | Seongnam | Seongnam Ilhwa Chunma |
| Gyeonggi region | 26 | Seoul | Ilhwa Chunma |
| Gyeonggi region | 26 | Seoul | FC Seoul |
| Gyeonggi region | 26 | Bucheon | Bucheon SK |
| Gyeonggi region | 26 | Incheon | Incheon United |
| Gyeonggi region | 26 | Anyang | Anyang LG Cheetahs |
| Yeongnam region | 21 | Pohang | Pohang Atoms, Pohang Steelers |
| Yeongnam region | 21 | Ulsan | Ulsan Hyundai Horang-i, Ulsan Hyundai |
| Yeongnam region | 21 | Busan | Busan Daewoo Royals, Busan IPark |
| Yeongnam region | 21 | Gyeongnam | Gyeongnam FC |
| Honam region | 9 | Jeonbuk | Jeonbuk Hyundai Motors |
| Honam region | 9 | Jeonnam | Jeonnam Dragons |
| Hoseo region | 1 | Daejeon | Daejeon Citizen |
| 1 | Jeju | Jeju United |