Nacional, the Portuguese and Spanish word for "national", may refer to:
The 1981 Copa Libertadores was won by Flamengo of Brazil, who beat Cobreloa of Chile in the finals, without losing a match in their campaign on the way to win their first title.
The Copa Libertadores is the most important international football club competition in South America. Throughout the history of the tournament, 25 teams from seven countries have won the competition. Its rich history has been saturated with many legendary matches, iconic players and exceptional teams; from Peñarol's historical consecration in 1960, to Coutinho and Pelé enchanting the world with Santos's magical football, down to Estudiantes's unlikely success at the end of the 1960s, and Club Atlético Independiente being brought to glory in the utmost manner.
Clube Sociedade Esportiva (CSE) is a Brazilian professional football club based in Palmeira dos Índios, Alagoas. It competes in the Série D, the fourth tier of Brazilian football, as well as in the Campeonato Alagoano, the top flight of the Alagoas state football league.
Clube Atletico Operário, commonly former EC Operário de Mafra, is a Brazilian football club based in Mafra, Santa Catarina state. The club was formerly known as Sociedade Esportiva e Recreativa Operários Mafrenses and Clube Atlético Operário.
Sociedade Esportiva Palmeirinha, commonly known as Palmeirinha, is a currently inactive Brazilian football club based in Porto Ferreira, São Paulo state. The club was formerly known as Juvenil Feitiço and as Feitiço Atlético Clube.
The 2004 CONMEBOL Pre-Olympic Tournament was an international football tournament held in Chile from 7 to 25 January 2004. The ten national teams involved in the tournament were required to register a squad of 20 players, of which two had to be goalkeepers. Only players in these squads are eligible to take part in the tournament. The tournament exclusively required players to be born on or after 1 January 1981 to be eligible.
These are the squads for the countries that played in the 1916 South American Championship. The participating countries were Argentina, Brazil, Chile and Uruguay. The teams played in a single round-robin tournament, earning two points for a win, one point for a draw, and zero points for a loss.
The team rosters for the 2001 South American U-20 Championship football tournament held in Ecuador. The ten national teams involved in the tournament were required to register a squad of 20 players; only players in these squads were eligible to take part in the tournament.
Below are the squads for the 2016 COSAFA Cup, which took place from 11 June to 25 June 2016. The player's age and clubs are as of the opening day of the tournament. Players marked (c) were named as captain for their national team for the tournament.
These are the squads for the national teams who participated in the I World Cup of Masters held in the United States, between 19 and 27 January 1991. The tournament was played in two groups, with Brazil beating Argentina by 2-1 in the final.
These are the squads for the countries that played in the 1917 South American Championship. The participating countries were Argentina, Brazil, Chile and Uruguay. The teams played in a single round-robin tournament, earning two points for a win, one point for a draw, and zero points for a loss.
These are the squads for the countries that played in the 1920 South American Championship. The participating countries were Argentina, Brazil, Chile and Uruguay. The teams plays in a single round-robin tournament, earning two points for a win, one point for a draw, and zero points for a loss.
The 1986 South American U-16 Championship was an international association football tournament held in Peru. The ten national teams involved in the tournament were required to register a squad; only players in these squads were eligible to take part in the tournament.
Each player had to have been born after 1 January 1970.
The 1988 South American U-16 Championship was an international association football tournament held in Ecuador. The ten national teams involved in the tournament were required to register a squad; only players in these squads were eligible to take part in the tournament.
Each player had to have been born after 1 January 1972.
The 1981 football season is Clube de Regatas do Flamengo's 86th year of existence, their 70th football season, and their 69th season in the top division of the Campeonato Carioca, the Rio de Janeiro state football league. In addition, it is their 11th in the top division of the Brazilian national football league, having never been relegated from either. Internationally, Flamengo participated in the 1981 Copa Libertadores, qualifying through winning the 1980 Brazilian Série A Championship.
The following are the squads of the national teams that played in the Copa Centenario Revolución de Mayo, held in 1910 in Argentina. The participating countries were Argentina, Chile and Uruguay. The teams plays in a single round-robin tournament, earning two points for a win, one point for a draw, and zero points for a loss.
These are the squads for the national teams participated in the II Mundialito de Seniors held in Brazil, in 1989. The tournament was played in a round robin format with Brazil being the winners of this first edition.
The following squads were named for the 1929 South American Championship that took place in Argentina.
The following squads were named for the 1942 South American Championship that took place in Uruguay.
Estudiantes (LP) 
