2023–24 First Football League (Croatia)

The 2023–24 First Football League (also known as Prva nogometna liga and 1. NL) will be the 33rd season of the second-level football competition for men's association football teams in Croatia, since its establishment in 1992.

The league will be contested by 12 teams and played in a triple round robin format.

This is the second season that the second level of men's football in Croatia is named First football league (Prva nogometna liga).

Changes
Rudeš was promoted to the 2023–24 HNL, while Hrvatski Dragovoljac and Kustošija were relegated to 2023–24 Druga NL.

Newcomer from higher level (HNL) is Šibenik. Newcomers from lower level (2. NL) are champions Sesvete and Zrinski Jurjevac, who beat Kustošija in play-offs.

Relegation play-offs

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