2019 K League 2
The 2019 K League 2 was the seventh season of the K League 2, the second-tier South Korean professional league for association football clubs since its establishment in 2013, and the second 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 2020 K League 1. Teams. Since the champions from the previous season, Asan Mugunghwa, didn't get promoted because of administrative reasons, Seongnam FC, the second-placed team of the  2018 K League 2, was granted promotion to the 2019 K League 1. Jeonnam Dragons were relegated from the top tier. A total of ten teams contested in the league. Foreign players. Restricting the number of foreign players strictly to four per team, including a slot for a player from AFC countries. A team could use four foreign players on the field each game. Players in bold are players who joined midway through the competition. Note that An Byong-jun, who is a North Korean player playing for Suwon FC, was deemed to be a native player. League table. < onlyinclude></onlyinclude> Promotion-relegation playoffs. The Semi-playoff was contested between the 3rd and 4th placed teams in the K League 2. The winners advanced to the Playoff to face the 2nd placed team in the K League 2, and the winners advanced to the Promotion-relegation playoffs to match against the 11th placed team in the K League 1. The winners of that tie secured a place in the 2020 K League 1. If scores were tied after regular time in the Semi-playoff and Playoff rounds, the higher-placed team would advance to the next phase. The same  conditions did not apply for the Promotion-relegation playoffs, which was instead over two legs. Promotion-relegation playoffs. Second leg. "Busan IPark won 2–0 on aggregate."