| Nickname(s) | Boys in Green | ||
|---|---|---|---|
| Association | Football Association of Ireland (FAI) | ||
| Head coach | Jim Crawford | ||
| Captain | Anselmo García MacNulty | ||
| Most caps | Conor Coventry (28) | ||
| Top scorer | Robbie Brady (7) Kevin Doyle (7) | ||
| |||
| First international | |||
 Rep. Ireland 1–1 Northern Ireland  (Dublin; 8 March 1978) | |||
| Biggest win | |||
 San Marino 0–7 Rep. Ireland (Serravalle, San Marino; 22 March 2024) | |||
| Biggest defeat | |||
 Germany 8–0 Rep. Ireland (Baunatal; 23 March 1993) | |||
| Best result | Have never qualified | ||
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The Republic of Ireland national under-21 football team is a representative team of Irish football players. It is governed by the Football Association of Ireland and represents them at Under-21 level against the national teams of other national associations. The team played its first match in 1978 and has competed in the UEFA European Under-21 Championship since 1988.