Santa Cruz de la Sierra • ATP CH 75 Q1 Ribero F 63 64 13 April Campinas • ATP CH 75 Q2 De La Fuente S 6 75 26 63 6 April Q1 Scramin do Lago J 62 63 5 April Sao Leopoldo • ATP CH 75 Q2 Zarate C 4 75 63 30 March Q1 Couto Loureiro J Alt 64 62 29 March Bucaramanga • ATP CH 50 R1 Nikles J 75 36 62 24 March Q2 Schachter N 7 22 ab 23 March Q1 Alvarado P 64 61 22 March Santiago • ATP CH 75 R1 Meligeni Alves F 57 61 63 10 March Q2 Justo G 1 75 20 ab 9 March Q1 Huertas Del Pino C 12 64 64 8 March Brasilia • ATP CH 75 R1 Varillas J 62 61 3 March Q2 Saraiva Dos Santos P 6 64 62 2 March Q1 Bellorio Pinheiro M WC 60 60 1 March Santiago • ATP 250 Q1 Dellien H 5 61 61 21 February Conception • ATP CH 100 R1 Justo G Q 62 76⁴ 28 January Santiago • M 25 R2 Ambrogi L 4 63 63 22 January R1 Leon Macchiavello J Q 62 63 21 January Santiago • M 25 QF Soto M 2 62 63 16 January R2 Carvajal H Q 61 63 15 January R1 Torres Fernandez B 63 60 13 January