2023 UEFA European Under-21 Championship squads

The following is a list of squads for all sixteen national teams that competed at the 2023 UEFA European Under-21 Championship. Each national team had to submit a final squad of 23 players, three of whom had to be goalkeepers.

Players in boldface were capped at full international level at some point in their career.

Ages, caps, goals and clubs as of 21 June 2023.