The 2019 CONMEBOL South American Under-20 Beach Soccer Championship was the second edition of the South American Under-20 Beach Soccer Championship[1] (known natively in Spanish as the Sudamericano Sub-20 Futbol Playa), an international youth beach soccer tournament for South American national teams of men under the age of 20.

Each team must have submit a squad consisting of 12 players, of individuals no older than 20 years.

[1] The draw to split the ten teams into two groups, one of five and one of four, took place on 19 November at 17:00 PYST (UTC−3) in Asunción, Paraguay at the headquarters of the APF.

[8] The teams finishing in third, fourth and fifth place in the groups are knocked out of title-winning contention; the four teams in the former two positions recede to play in consolatory placement matches to determine 5th through 8th place in the final standings.

[7] The group winners and runners-up progress to the knockout stage to continue to compete for the title.