Stadium: Cancha 1 Round: 26 Ground: Hardcourt outdoor
| Monterrey, Mexico | 2020/03/04 17:00 | Federico Coria v Clezar, Guilherme | 1-6,7-6,6-7 |
| Monterrey, Mexico | 2020/03/02 20:00 | Nicolas Mejia v Clezar, Guilherme | 1-6,4-6 |
| Challenger Columbus | 2020/02/27 18:45 | Clezar, Guilherme v Istomin, Denis | 3-6,1-6 |
| Challenger Columbus | 2020/02/26 15:00 | Jason Kubler v Clezar, Guilherme | 6-2,6-7,4-6 |
| Challenger Columbus | 2020/02/25 15:00 | Boulais, Justin v Clezar, Guilherme | 4-6,2-6 |
| Challenger - Morelos | 2020/02/22 22:00 | Clezar, Guilherme v Jurij Rodionov | 6-3,2-6,4-6 |
| Challenger - Morelos | 2020/02/21 19:00 | Daniel Altmaier v Clezar, Guilherme | 6-3,6-7,4-6 |
| Challenger - Morelos | 2020/02/20 16:30 | Quiroz, Roberto v Clezar, Guilherme | 6-7,2-6 |
| Monterrey, Mexico | 2020/03/04 20:40 | King, Kevin v Schnur, Brayden | 6-4,6-7,7-5 |
| Monterrey, Mexico | 2020/03/02 22:55 | King, Kevin v Goncalo Oliveira | 6-1,6-2 |
| Challenger Columbus | 2020/02/26 16:55 | Torpegaard, Mikael v King, Kevin | 6-7,6-4,6-4 |
| Challenger Columbus | 2020/02/25 15:00 | Gomez-Herrera, Carlos v King, Kevin | 3-6,3-6 |
| Challenger - Morelos | 2020/02/18 17:30 | King, Kevin v Sebastian Ofner | 6-7,3-6 |
| Challenger - Morelos | 2020/02/17 21:30 | Panta Herreros, Jorge Brian v King, Kevin | 3-6,6-3,3-6 |
| Challenger - Cleveland | 2020/02/10 19:55 | King, Kevin v Aleksandar Kovacevic | 6-3,4-6,2-6 |
| Challenger Dallas | 2020/02/05 00:35 | King, Kevin v Jason Jung | 6-7,4-6 |