Estadio: Cancha Central Round: 27 Ground: Clay
| Challenger de Santiago | 2019/03/07 14:00 | Alessandro Giannessi v Facundo Arguello | 4-6,6-4,6-1 |
| Challenger de Santiago | 2019/03/05 19:00 | Alessandro Giannessi v Andrea Collarini | 7-6,5-7,6-4 |
| ATP São Paulo | 2019/02/27 15:30 | Alessandro Giannessi v Laslo Djere | 6-7,6-4,4-6 |
| ATP São Paulo | 2019/02/24 15:00 | Alessandro Giannessi v Kimmer Coppejans | 6-4,6-2 |
| ATP São Paulo | 2019/02/23 17:05 | Alessandro Giannessi v Joao Souza | 7-6,6-3 |
| ATP Río de Janeiro | 2019/02/16 18:00 | Juan Ignacio Londero v Alessandro Giannessi | 7-6,6-1 |
| ATP Buenos Aires | 2019/02/09 19:00 | Alessandro Giannessi v Marco Trungelliti | 6-4,6-1 |
| ATP Cordoba | 2019/02/07 23:10 | Diego Schwartzman v Alessandro Giannessi | 6-7,6-3,6-0 |
| Challenger de Santiago | 2019/03/07 22:00 | Thomaz Bellucci v Rogerio Dutra Silva | 6-2,6-2 |
| Challenger de Santiago | 2019/03/05 18:35 | Thomaz Bellucci v Renzo Olivo | 7-5,6-4 |
| ATP Río de Janeiro | 2019/02/16 19:55 | Thomaz Bellucci v Casper Ruud | 6-7,6-7 |
| Challenger de Dallas | 2019/02/07 20:10 | Reilly Opelka v Thomaz Bellucci | 6-4,6-4 |
| Challenger de Dallas | 2019/02/06 02:00 | Thai-Son Kwiatkowski v Thomaz Bellucci | 4-6,7-5,5-7 |
| Challenger de Cleveland | 2019/01/30 23:00 | Thomaz Bellucci v Jared Hiltzik | 6-4,4-6,1-6 |
| Challenger de Newport Beach | 2019/01/24 18:00 | Thomaz Bellucci v Miomir Kecmanovic | 2-6,6-1,2-6 |
| Challenger de Newport Beach | 2019/01/22 20:55 | Dominik Koepfer v Thomaz Bellucci | 4-6,4-6 |