The Peru national rugby team, nicknamed los Tumis, is an emerging team in the Americas and a member of the Sudamérica Rugby.
The Paraguay national rugby team is governed by the Paraguayan Rugby Union. They compete regularly in the South American Rugby Championship, but have yet to qualify for the Rugby World Cup.
The Brazil national rugby union team, nicknamed Tupis, is controlled by the Brazilian Rugby Confederation. Brazil is one of the founding unions of CONSUR and played in the inaugural South American tournament. Brazil has not qualified for a Rugby World Cup, but participated in the first edition of rugby 7s in the Olympics. Brazil currently ranks 4th in South America and 6th in the Americas region.
Rugby union in Brazil is a rapidly growing sport, with rugby union increasing in popularity at universities across Brazil.
The Colombia national rugby union team is classified as a tier three nation by World Rugby. They have thus far not qualified for a Rugby World Cup, but have participated in qualifying tournaments. Colombia made their debut against Mexico in 1996. In 2018, the Colombians won their first significant international honour, winning the inaugural Americas Rugby Challenge, the 'B' championship to the Americas Rugby Championship.
In the American Region for Rugby World Cup Qualifying, two teams, Canada and USA, qualified directly to the world cup and the third place, Uruguay, entered a playoff against the third place European team and the second place African and Asian teams.
The South American Rugby Championship refers to the continental rugby union championships for South America, organized by Sudamérica Rugby. The current name of the championships is South American Six Nations, implemented in 2018. South American championships have also existed for lower divisions of the rugby union championships, as well as youth and women tournaments, and editions for rugby sevens.
The Americas Rugby Championship, often informally called the Americas' Six Nations, was an annual international rugby tournament between six North and South American nations: Argentina, Brazil, Canada, Chile, the United States and Uruguay.
Sudamérica Rugby, is the governing body for rugby union within South America and most of Central America. It was created on 14 October 1988 in Asunción on the initiative of Argentina, Brazil, Chile, Paraguay, and Uruguay, counting with a total of 16 unions.
The 2001 South American Rugby Championship "B" was the second edition of the competition of the second level national rugby union teams in South America.
The 2002 South American Rugby Championship "B" was the third edition of the competition of the second level national rugby union teams in South America.
The 2003 South American Rugby Championship "B" was the fourth edition of the competition of the second level national rugby union teams in South America.
The 2003 South American Rugby Championship was the 25th edition of the competition of the leading national rugby union teams in South America.
In the Americas Region for 2015 Rugby World Cup qualifying, Argentina had automatically qualified for the World Cup, and two places were available in the Americas qualification process, which were taken by Canada and the United States. An additional Americas team, Uruguay, also qualified as the Play-off winner.
The 2012 South American Rugby Championship "A" was the 34th edition of the competition of the leading national rugby union teams in South America.
The Confederación Sudamericana de Rugby (CONSUR) B Division Championship in Valencia, Venezuela was played out during September 2012. The championship doubled as a 2015 Rugby World Cup qualifier, with the winner to play against the 2012 NACRA Caribbean champions, Bermuda, for the right to playoff against Brazil. The winner of this final match would be promoted to the 2013 CONSUR Division "A" Championship.
The 2013 South American Rugby Championship Division A doubled as a 2015 Rugby World Cup qualifier. The matches were held in Montevideo, Uruguay and Temuco, Chile between 27 April and 4 May 2013.
The South American Junior Rugby Championship is an annual rugby union competition that features teams from South America. The tournament began in 1972 with Argentina as the host, which saw the locals win the title. It was not until 2008 that the first official Division B tournament was held, which was won by Brazil. In 2014, an addition competition was added, the CONSUR Cup, which was contested by Argentina and the top team of the A Division that year.
Qualifying for the 2019 Rugby World Cup for the Americas began in March 2016, where across 3 years, 20 teams competed for two direct qualification spots into the final tournament, and one spot in the Repechage tournament. For qualification purposes, the two Americas regions Rugby Americas North and Sudamérica Rugby formed the Americas region to compete for the two Americas berths in the World Cup.
The qualification process for the 2021 Rugby World Cup began on 9 August 2019 with 12 teams qualifying to the tournament which was to be held in New Zealand. The 2021 Rugby World Cup was postponed by one year in March 2021 to 2022 due to the COVID-19 pandemic.
Peru 
Brazil 
Colombia 
Venezuela