The England national under-21 football team, also known as England under-21s or England U21(s), is the national under-21 association football team of England, under the control of the Football Association. It is considered to be the feeder team for the England national football team.
The Croatia national under-21 football team represents Croatia in international football matches for players 21 or under. It is governed by the Croatian Football Federation, the governing body for football in Croatia. It is a member of UEFA in Europe and FIFA in global competitions. The team's colours reference two national symbols: the Croatian checkerboard and the country's tricolour. They are colloquially referred to as the Mladi vatreni. So far, the Mladi vatreni qualified for five UEFA European Under-21 Championships, namely in 2000, 2004, 2019, 2021 and 2023. Croatia was unable to pass the group stage until the 2021 Euro when it was eliminated in the quarter-finals, its greatest accomplishment in the European competition so far.
The Germany national under-21 football team represents the under-21s of Germany in the UEFA European Under-21 Football Championship and is controlled by the German Football Association (DFB), the governing body of football in Germany.
The Ukraine national under-21 football team is also known as Youth [football] team of Ukraine is one of junior national football teams of Ukraine for participation in under-21 international competitions. The team is managed by the Ukrainian Association of Football staff, committee of national teams. The team participates in qualifications to the Olympic competitions and the continental (UEFA) U-21 competitions.
The Spain national under-21 football team is the national under-21 football team of Spain and is controlled by the Royal Spanish Football Federation. The team, nicknamed La Rojita, competes in the biennial UEFA European Under-21 Championship.
The Italy national under-21 football team is the national under-21 football team of Italy and is controlled by the Italian Football Federation.
The Portugal national under-21 football team is the national under-21 football team of Portugal and is controlled by the Portuguese Football Federation (FPF). They are nicknamed "Esperanças."Esperança means hope, thus they are Portugal's hopes for the future.
The Scotland national under-21 football team, controlled by the Scottish Football Association, is Scotland's national under 21 football team and is considered to be a feeder team for the Scotland national football team.
The Romania national under-21 football team, also known as Romania under-21s or Romania U21(s), is considered to be the feeder team for the Romania national football team.
The Israel national under-21 football team is the national under-21 football team of Israel, and is controlled by the Israel Football Association (IFA). It is considered to be the feeder team for the senior Israel national football team.
The Albania national under-21 football team is the national under-21 football team of Albania and is controlled by the Football Association of Albania. The team competes in the European Under-21 Football Championship, which is held every two years.
The Northern Ireland national under-21 football team also known as the Northern Ireland under-21s or Northern Ireland U21s, is the national under-21 football team of Northern Ireland and is controlled by the Irish Football Association. The team competes in the UEFA European Under-21 Football Championship, held every two years. To date Northern Ireland haven't yet qualified for the finals tournament.
The Turkey national Under-21 football team, also known as Turkey Under-21s or Turkey U-21s, is the Under-21 years of age team of the Turkey national football team.
The Liechtenstein national under-21 football team represents the under-21s of Liechtenstein in the UEFA U-21 Championship, and is controlled by the Liechtenstein Football Association, the governing body of football in Liechtenstein. On 5 October 2022, it was announced that this team would be dissolved for 2023 and 2024, and would return in time for the UEFA U21-Championship 2027 qualification campaign. This decision was made because most of the higher quality players in this age category would end up playing for the senior team.
The Croatia national under-17 football team represents Croatia in international football matches for players aged 17 or under. It is governed by the Croatian Football Federation, the governing body for football in Croatia. It is a member of UEFA in Europe and FIFA in global competitions. The team's colours reference two national symbols: the Croatian checkerboard and the country's tricolour. They are colloquially referred to as the Mali vatreni. So far, the Mali vatreni qualified for nine UEFA European Under-17 Championships. Croatia's greatest success in the tournament was third place in 2001. The team also finished fourth in 2005. Croatia also participated in three FIFA U-17 World Cups since its independence, in 2001, 2013 and 2015, being eliminated in quarter-finals in 2015, its biggest success so far in this tournament.
The Albania national under-17 football team represents Albania in international football at this age level in the UEFA European Under-17 Championship, as well as any other under-17 international football tournaments. It is controlled by Albanian Football Association, the governing body for football in Albania.
The Republic of Ireland national under-19 football team, is the national under-19 football team of the Republic of Ireland and is controlled by the Football Association of Ireland and competes in the biennial European Under-19 Football Championship.
Albania has the following national youth football teams:
The Gibraltar national under-21 football team represents Gibraltar in football competitions at under-21 level and is controlled by the Gibraltar Football Association. It is a full member of FIFA and is therefore eligible to enter any FIFA-sanctioned tournaments. Gibraltar applied for full UEFA membership and was accepted by the UEFA Congress in May 2013 and can therefore compete in the UEFA European Under-21 Championship beginning with the 2015 edition of the tournament, although they did not participate until 2017, in qualification for the 2019 UEFA European Under-21 Championship.
The England women's national under-21 football team, also known as England women Under-21s or England women U21(s), was a youth association football team operated under the auspices of The Football Association. Its primary role was the development of players in preparation for the senior England women's national football team. In 2021, the England women's under-23 team replaced the purpose of the under-21 team, in order to increase the opportunities for young players.
Greece 6–0 Luxembourg 
Hungary 7–0 Greece 
