2011 UEFA European Under-21 Championship qualification

The Czech Republic national under-21 football team is the national under-21 association football team of the Czech Republic and is controlled by the Football Association of the Czech Republic. The team competes in the UEFA European Under-21 Championship, held every two years.

The Iceland men's national under-21 football team is a national under-21 football team of Iceland and is controlled by the Football Association of Iceland. The team is considered to be the feeder team for the senior Icelandic men's national football team. Since the establishment of the UEFA European Under-21 Football Championship in 1978, the team has reached the Euro Championship finals on two occasions, most recently in 2021. In the 2011 and 2021 tournaments they were knocked out in the group stages.

The Faroe Islands national under-21 football team are a feeder team to the Faroe Islands national football team. The Faroe Islands U21 team was first formed in 2006 and took part in UEFA European Under-21 Championship qualifying for the first time in 2007 and 2008. Before this there was no step between the U-19 team and the senior team.

The Georgia national under-21 football team is the national under-21 football team of Georgia and is controlled by the Georgian Football Federation. The team is considered to be the feeder team for the senior Georgian national football team. The team competes in the European Under-21 Football Championship, held every two years. Since the establishment of the Georgian under-21 side, the under-21 side has never reached a final tournament of the UEFA European Under-21 Football Championship.

England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea area of the Atlantic Ocean to the southwest. It is separated from continental Europe by the North Sea to the east and the English Channel to the south. The country covers five-eighths of the island of Great Britain, which lies in the North Atlantic, and includes over 100 smaller islands, such as the Isles of Scilly and the Isle of Wight.

Romania is a country located at the crossroads of Central, Eastern, and Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, Serbia to the southwest, Moldova to the east, and the Black Sea to the southeast. It has a predominantly temperate-continental climate, and an area of 238,397 km2 (92,046 sq mi), with a population of under 18.9 million inhabitants (2023). Romania is the twelfth-largest country in Europe and the sixth-most populous member state of the European Union. Its capital and largest city is Bucharest, followed by Iași, Cluj-Napoca, Timișoara, Constanța, Craiova, Brașov, and Galați.

The Netherlands national under-21 football team is the national under-21 team of the Netherlands and is controlled by the Royal Dutch Football Association. The team competes in the European Under-21 Championship, held every two years.

The Netherlands, informally Holland, is a country located in northwestern Europe with overseas territories in the Caribbean. It is the largest of four constituent countries of the Kingdom of the Netherlands. The Netherlands consists of twelve provinces; it borders Germany to the east, and Belgium to the south, with a North Sea coastline to the north and west. It shares maritime borders with the United Kingdom, Germany and Belgium in the North Sea. The country's official language is Dutch, with West Frisian as a secondary official language in the province of Friesland. Dutch, English and Papiamento are official in the Caribbean territories.

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.

Spain, or the Kingdom of Spain, is a country primarily located in southwestern Europe with parts of territory in the Atlantic Ocean and across the Mediterranean Sea. The largest part of Spain is situated on the Iberian Peninsula; its territory also includes the Canary Islands in the Atlantic Ocean, the Balearic Islands in the Mediterranean Sea, and the autonomous cities of Ceuta and Melilla in Africa. The country's mainland is bordered to the south by Gibraltar; to the south and east by the Mediterranean Sea; to the north by France, Andorra and the Bay of Biscay; and to the west by Portugal and the Atlantic Ocean. With an area of 505,990 km2 (195,360 sq mi), Spain is the second-largest country in the European Union (EU) and, with a population exceeding 47.4 million, the fourth-most populous EU member state. Spain's capital and largest city is Madrid; other major urban areas include Barcelona, Valencia, Seville, Zaragoza, Málaga, Murcia, Palma de Mallorca, Las Palmas de Gran Canaria, and Bilbao.

Croatia, officially the Republic of Croatia, is a country at the crossroads of Central and Southeast Europe. Its coast lies entirely on the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, Serbia to the east, Bosnia and Herzegovina and Montenegro to the southeast, and shares a maritime border with Italy to the west and southwest. Its capital and largest city, Zagreb, forms one of the country's primary subdivisions, with twenty counties. The country spans 56,594 square kilometres, and has a population of nearly 3.9 million.

The Denmark national under-21 football team has played since 1976 and is controlled by the Danish Football Association. Before 1976, the age limit was 23 years.