The 2023 UEFA Under-19 Futsal Championship qualifying competition will be a men's under-19 futsal competition to determine the seven teams joining the automatically qualified hosts Croatia in the 2023 UEFA Under-19 Futsal Championship final tournament.

[1] Players born on or after 1 January 2004 are eligible to participate.

Apart from Croatia, a total of 35 (out of 54) UEFA member national teams entered the qualifying stage.

The coefficient ranking was also used for seeding in the preliminary round and main round draws, where each team was assigned a seeding position according to their ranking for the respective draw.

In the preliminary round and main round, teams are ranked according to points (3 points for a win, 1 point for a draw, 0 points for a loss), and if tied on points, the following tiebreaking criteria are applied, in the order given, to determine the rankings (Regulations Articles 14.01 and 14.02):[4] The winners of each group advance to main round to join the 27 teams which receive byes to main round.