| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
| Basketball Champions League Americas | |
| Season: | 2020–21 |
| Champions: |  Flamengo (1st league title; 2nd continental title) |
| Runners Up: |  Real Estelí |
| Third Place: | Minas |
| Fourth Place: | São Paulo FC |
| Teams: | 12 |
| Dates: | 31 January – 13 April 2021 |
| Mvp N: | BRA |
| Pir Leader: | Fernando Zurbriggen |
| Pir: | 21.8 |
| Pir N: | ARG |
| Ppg: | 20.1 |
| Ppg N: | PUR |
| Rpg: | 9.7 |
| Rpg N: | PAN |
| Assists Leader: | Fernando Zurbriggen |
| Apg: | 6.3 |
| Apg N: | ARG |
The 2021 Basketball Champions League Americas season was the 14th edition of the top-tier level professional club basketball competition in the Americas and the second of the Basketball Champions League Americas (BCLA) since launched by FIBA in 2019. It was also the 22nd season of Pan-American top-level competition, as well as the 59th season of South American top-level competition.
The season began on 31 January 2021 and ended on 13 April 2021. The season ended with a Final Eight tournament that was hosted in Managua, Nicaragua. The defending champions Quimsa were eliminated in the quarter-finals.
Flamengo won its second continental championship after defeating Real Estelí in the final in Managua. As champions, Flamengo also qualified for the 2022 FIBA Intercontinental Cup.
A total of 12 teams from 6 countries participated in the 2020–21 Basketball Champions League Americas.
League positions after eventual playoffs of the previous season shown in parentheses.[1] Because Peñarol and Aguada from Uruguay were not able to participation due to national restrictions, Minas and Obras Sanitarias were given wild cards by FIBA.[2] Universidad de Concepción replaced Chilean champions Valdivia, who withdrew.[3]
 QuimsaTH (Abd-1st) | width=25% | Obras Sanitarias (WC) | São Paulo FC (3rd) | Universidad de Concepción (WC) | ||
| width=25% | San Lorenzo (Abd-2nd) | width=25% | Flamengo (1st) | width=25% | Minas (WC) |  Titanes Barranquilla (1st) |
| Instituto (Abd-4th) | Franca (2nd) |  Caballos de Coclé (1st) |
The labels in the parentheses show how each team qualified for the place of its starting round:
The 12 teams are drawn into four groups of three, while taking into account geographic location. In each group, teams play against each other home-and-away, in a round-robin format. The group winners and runners-up advance to the quarterfinals, while the remaining team in each group is eliminated.
See main article: article and 2021 BCL Americas Playoffs. The playoffs, also called the Final Eight, began on 10 April and ended on 13 April 2021. All games were played in the Alexis Arguello Sports Complex in the Nicaraguan capital Managua.
The following were the statistical leaders in the 2021 season.[4]
| Category | Player | Team(s) | Statistic |
|---|---|---|---|
| Efficiency per game | Fernando Zurbriggen | Obras Sanitarias | 21.8 |
| Points per game | Real Estelí | 20.1 | |
| Rebounds per game | Caballos de Coclé | 9.7 | |
| Assists per game | Fernando Zurbriggen | Obras Sanitarias | 6.3 |
| Steals per game | Mauro Cosolito | Quimsa | 2.4 |
| Blocks per game | Titanes de Barranquilla | 2.8 | |
| Turnovers per game | Titanes de Barranquilla | 3.0 | |
| Minutes per game | Titanes de Barranquilla | 37.4 | |
| FG% | Quimsa | 55.9% | |
| 3P% |  Juan Pablo Venegas Schaefer | Obras Sanitarias | 58.3% |
| Category | Player | Team | Statistic |
|---|---|---|---|
| Efficiency |  Brandon Moss | Universidad de Concepción | 34 |
| São Paulo FC | |||
| Points | Brandon Moss | Universidad de Concepción | 33 |
| Rebounds | Four occasions | 16 | |
| Assists | São Paulo FC | 11 | |
| Steals |  Luke Martínez | Flamengo | 5 |
| Blocks | Brandon Moss | Universidad de Concepción | 6 |
| Three pointers | Santiago Scala | Franca | 7 |