(1) Cuevas, Pablo 
vs Domingues, Joao 
De Greef, Arthur 
vs Sousa, Pedro
Elias, Gastao vs Londero, Juan Ignacio 
Cid Subervi, Roberto 
vs (5) Andujar, Pablo 
(3) Andreozzi, Guido vs Dutra Silva, Rogerio 
Bellucci, Thomaz vs Hernandez-Fernandez, Jose
(WC) Varillas, Juan Pablo 
vs Arguello, Facundo
Melzer, Gerald 
vs (7) Lorenzi, Paolo 
(8) Dellien, Hugo 
vs (Alt) Zekic, Miljan 
Bagnis, Facundo vs Qualifier
Clezar, Guilherme vs (WC) Tagashira, Kento 
Qualifier vs (4) Garin, Christian 
(6) Monteiro, Thiago vs (PR) Giraldo, Santiago 
Qualifier vs Qualifier
(WC) Gomez, Emilio 
vs (WC) Alvarez, Nicolas
Krstin, Pedja vs (2) Delbonis, Federico
