2020 K League 2
The 2020 K League 2 is the eighth season of the K League 2, the second-tier South Korean professional league for association football clubs since its establishment in 2013, and the third one with its current name, the K League 2. The top-ranked team and the winners of the promotion play-offs among three clubs ranked between second and fourth got promoted to the 2021 K League 1.
On 24 April 2020, the Korean Professional Football Union has confirmed that they will adopt their plan of modification, which will begin to change type of the season 2020 to 27 regular season matches.
Teams
Changes
changed name to Chungnam Asan ahead for 2020 season after the club dissolved in 2019 season, Daejeon Citizen and Hana Financial Group Football Club Foundation bought operating rights of the club, the club renaming to Daejeon Hana Citizen ahead for 2020 season.| Team | City | Home venue |
| Ansan Greeners | Ansan | Ansan Wa~ Stadium |
| Bucheon FC 1995 | Bucheon | Bucheon Stadium |
| Chungnam Asan | Asan | Yi Sun-sin Stadium |
| Daejeon Hana Citizen | Daejeon | Daejeon World Cup Stadium |
| FC Anyang | Anyang | Anyang Stadium |
| Gyeongnam FC | Gyeongnam | Changwon Football Center |
| Jeju United | Jeju Province | Jeju World Cup Stadium |
| Jeonnam Dragons | Jeonnam | Gwangyang Stadium |
| Seoul E-Land | Seoul | Seoul Olympic Stadium |
| Suwon FC | Suwon | Suwon Sports Complex |
Stadiums
Personnel and kits
Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.| Team | Manager | Kit manufacturer1 | Main sponsor1 |
| Ansan Greeners |  Kim Gil-sik | Lupo Finta | Ansan Government |
| Bucheon FC 1995 |  Song Sun-ho | Astore | Bucheon Government |
| Chungnam Asan | Park Dong-hyuk | Mizuno | Asan Government |
| Daejeon Hana Citizen | Hwang Sun-hong | Astore | Hana Financial Group |
| FC Anyang | Kim Hyung-yul | Joma | Anyang Government |
| Gyeongnam FC | Seol Ki-Hyeon | Hummel | Nonghyup BNK Kyongnam Bank |
| Jeju United | Nam Ki-il | Puma | SK Energy |
| Jeonnam Dragons | Jeon Kyung-jun | Puma | POSCO |
| Seoul E-Land | Chung Jung-yong | New Balance | E-Land |
| Suwon FC | Kim Do-kyun | Hummel | Suwon Government |
Managerial changes
| Team | Outgoing manager | Manner of departure | Date of vacancy | Incoming manager | Date of appointment |
| Suwon FC | | End of caretaker spell | 10 November 2019 | | 15 November 2019 |
| Seoul E-Land | | End of contract | 10 November 2019 | | 5 December 2019 |
| Jeju United | | Resigned | 30 November 2019 | Nam Ki-il | 26 December 2019 |
| Daejeon Hana Citizen | | Sacked | 2 December 2019 | | 4 January 2020 |
| Ansan Greeners | | Mutual consent | 23 December 2019 | | 31 December 2019 |
| Gyeongnam FC | | End of contract | 26 December 2019 | | 26 December 2019 |
Foreign players
Restricting the number of foreign players strictly to five per team, including a slot for a player from AFC and ASEAN countries. A team could use four foreign players on the field each game. Players in bold are players who join midway through the competition. An Byŏng-jun, playing for Suwon FC, was deemed to be a native player.| Club | Player 1 | Player 2 | Player 3 | Asian Player | ASEAN Player |
| Ansan Greeners FC |  Felipe Augusto |   Soony Saad | |||
| Bucheon FC 1995 | Jefferson Baiano | William Barbio | |||
| Chungnam Asan FC |   Armin Mujakic | Bruno |  Philip Hellquist | ||
| Daejeon Hana Citizen | André Luis | Bruno Baio | Edinho |  Connor Chapman | |
| FC Anyang | Maurides | Nilson Júnior |   Acosty | ||
| Gyeongnam FC | Negueba |   Luc Castaignos |  Uroš Đerić | Nick Ansell | |
| Jeju United | Eder |  Valentinos Sielis | |||
| Jeonnam Dragons | Hernandes | Rodolfo |  Julian Kristoffersen |  Oleg Zoteev | |
| Seoul E-Land FC | Leandro |   Richard Sukuta-Pasu |  Lazar Arsić | ||
| Suwon FC | Danilo Alves | Marlone |  Lars Veldwijk |  Masatoshi Ishida |
League table
Positions by matchday
Round 1–18
Round 19–27
Results
Matches 1–18
Matches 19–27
Promotion playoffs
The promotion playoffs were held among the clubs placed in the 2nd, 3rd, and 4th position in the 2020 K League 2. If scores were tied after regular time in the Semi-playoff and Playoff rounds, the higher-placed team would advance to the next phase and will be promoted to 2021 K League 1 season. Should Sangju Sangmu not finish last in the 2020 K League 1, the winner of the semifinal will automatically advance to the 2021 K League 1.Semi-playoff
Playoff
Season statistics
Top scorers
| Rank | Player | Club | Goals |
| 1 |  An Byong-Jun | Suwon FC | 12 |
| 2 | André Luis | Daejeon FC | 9 |
| 3 | Masatoshi Ishida | Suwon FC | 7 |
| 4 | Leandro | Seoul E-Land FC | 5 |
| 5 | Acosty | FC Anyang | 4 |
| 5 | Gong Min-hyun | Seongnam FC | 4 |
| 5 | Joo Min-kyu | Jeju United | 4 |
| 8 | William Barbio | Bucheon FC | 3 |
| 8 | Philip Hellquist | Chungnam Asan FC | 3 |
| 8 | Maurides | FC Anyang | 3 |
Top assists
| Rank | Player | Club | Assists |
| 1 | An Byong-Jun | Suwon FC | 3 |
| 1 | Leandro | Seoul E-Land FC | 3 |
| 1 | Chang Hyuk-Jin | Gyeongnam FC | 3 |
| 1 | Koo Bon-hyeok | FC Anyang | 3 |
| 1 | Park Won-jae | Jeju United | 3 |
| 6 | Marlone | Suwon FC | 2 |
| 6 | Jefferson Baiano | Bucheon FC | 2 |
| 6 | Seo Jae-Min | Seoul E-Land FC | 2 |
| 6 | Choo Jung-ho | FC Anyang | 2 |
| 6 | Lee Seon-geol | FC Anyang | 2 |
Awards
Most Valuable Player of The Round
| MVP | Club | |
| 1 | Park Yong-ji | Daejeon Hana Citizen |
| 2 | André Luis | Daejeon Hana Citizen |
| 3 | An Byong-Jun | Suwon FC |
| 4 | Masatoshi Ishida | Suwon FC |
| 5 | Lee Hyun-il | Bucheon FC 1995 |
| 6 | Richard Sukuta-Pasu | Seoul E-Land FC |
| 7 | Kim Ryun-do | Ansan Greeners FC |
| 8 | Leandro Ribeiro | Seoul E-Land FC |
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