Estadio: Court 8 Round: 24 Ground: Hardcourt outdoor
| ATP Buenos Aires | 2019/02/13 19:30 | Leonardo Mayer v Guido Pella | 4-6,6-1,6-7 |
| ATP Miami | 2019/03/21 15:00 | Leonardo Mayer v Mikael Ymer | 4-6,6-3,6-4 |
| ATP Indian Wells | 2019/03/09 20:35 | Gael Monfils v Leonardo Mayer | 6-4,3-6,6-3 |
| ATP Indian Wells | 2019/03/08 04:55 | Reilly Opelka v Leonardo Mayer | 6-7,6-7 |
| ATP São Paulo | 2019/03/01 15:30 | Leonardo Mayer v Cristian Garin | 6-4,4-6,4-6 |
| ATP São Paulo | 2019/02/27 18:35 | Leonardo Mayer v Lorenzo Sonego | 6-1,3-6,6-3 |
| ATP Río de Janeiro | 2019/02/19 16:00 | Jaume Munar v Leonardo Mayer | 7-6,6-4 |
| ATP Buenos Aires | 2019/02/13 19:30 | Leonardo Mayer v Guido Pella | 4-6,6-1,6-7 |
| ATP Buenos Aires | 2019/02/12 17:30 | Dusan Lajovic v Leonardo Mayer | 3-6,6-7 |
| ATP Indian Wells | 2019/03/12 21:20 | John Isner v Guido Pella | 6-3,6-4 |
| ATP Indian Wells | 2019/03/10 21:15 | Alex Bolt v Guido Pella | 6-7,6-2,3-6 |
| ATP São Paulo | 2019/03/03 17:30 | Cristian Garin v Guido Pella | 5-7,3-6 |
| ATP São Paulo | 2019/03/02 17:30 | Guido Pella v Laslo Djere | 7-6,7-6 |
| ATP São Paulo | 2019/03/01 18:50 | Marco Trungelliti v Guido Pella | 0-6,3-6 |
| ATP São Paulo | 2019/02/27 20:45 | Roberto Carballes Baena v Guido Pella | 2-6,4-6 |
| ATP Río de Janeiro | 2019/02/19 16:00 | Guido Pella v Joao Sousa | 4-6,6-3,4-6 |
| ATP Buenos Aires | 2019/02/16 17:00 | Marco Cecchinato v Guido Pella | 6-4,6-2 |