The 2022–23 First Football League (also known as Prva nogometna liga and 1. NL) is the 32nd season of the second-level football competition for men's association football teams in Croatia, since its establishment in 1992. The season started on 13 August 2022 and will last until the spring of 2023. The league is contested by 12 teams, four less than the previous season, and played in a triple round robin format. This is the first season that the second level of men's football in Croatia was named First football league (Prva nogometna liga).