The 2019–20 II liga was the 72nd season of the third tier domestic division in the Polish football league system since its establishment in 1948 and the 12th season of the Polish II liga under its current title. The league was operated by the PZPN. The league was contested by 18 teams. The regular season was played in a round-robin tournament. The season started on 27 July 2019 and concluded on 25 July 2020 (regular season). On 13 March 2020, the PZPN suspended the league due to the outbreak of COVID-19 pandemic. After consultation with the Polish government, the league resumed behind closed doors without any spectators on 3 June 2020.