The following are the squad lists for the countries that played in the 1959 South American Championship held in Ecuador, the second edition of the tournament contested twice in a year.
[1][2] The participating countries were Argentina, Brazil, Chile, Ecuador, Paraguay and Uruguay.
[3] Unlike the previous edition held that same year in Argentina, the participant teams brought reserve squads to the competition.
Head Coach: Benjamín Laterza [es]
Head Coach: Juan Carlos Corazzo