The Slovakia national under-21 football team, controlled by the Slovak Football Association, is Slovakia's national under-21 football team and is considered to be a feeder team for the Slovakia national football team.

Key: GP: Games played, W: Wins, D: Draws, L: Losses, GF: Goals for, GA: Goals against The four play-off winners qualify for the final tournament.

The following players were selected for the friendlies against Hungary and Austria on the 14 and 20 June 2023.

[7] Caps and goals correct as of 28 March 2023, after the match against Macedonia.

The following players have also been called up to the Slovakia U21 squad in the past 12 months and remain eligible to play for the U21 team.