Stadium: Grandstand Court Round: 24 Ground: Hardcourt indoor
| Challenger Morelos | 2020/02/17 18:05 | Collin Altamirano v Matias Franco Descotte | 3-6,5-7 |
| Challenger Cleveland | 2020/02/10 23:00 | Ryan Harrison v Collin Altamirano | 6-4,7-6 |
| Challenger Newport Beach | 2020/01/27 21:35 | Collin Altamirano v Thai-Son Kwiatkowski | 1-6,3-6 |
| ITF M25 Rancho Santa Fe | 2020/01/17 18:45 | Collin Altamirano v Geoffrey Blancaneaux | 0-6,7-6,5-7 |
| ITF M25 Rancho Santa Fe | 2020/01/16 18:00 | Collin Altamirano v Sebastian Fanselow | 6-1,6-1 |
| ITF M25 Rancho Santa Fe | 2020/01/15 17:30 | Collin Altamirano v Lucas Gomez | 6-0,2-6,6-2 |
| ITF M25 Los Angeles | 2020/01/10 18:00 | Alexander Ritschard v Collin Altamirano | 6-1,3-6,6-3 |
| ITF M25 Los Angeles | 2020/01/09 20:45 | Alex Rybakov v Collin Altamirano | 6-3,3-6,4-6 |
| Challenger Bergamo | 2020/02/17 14:20 | Fabrizio Ornago v Luca Vanni | 1-6,2-6 |
| Challenger Bengaluru | 2020/02/10 07:10 | Vaclav Safranek v Fabrizio Ornago | 7-6,7-5 |
| ITF M15 Cairo | 2020/01/31 08:00 | Alexander Shevchenko v Fabrizio Ornago | 6-3,6-2 |
| ITF M15 Cairo | 2020/01/28 08:00 | Yuichiro Inui v Fabrizio Ornago | 4-6,2-6 |
| ITF M15 Cairo | 2020/01/25 11:00 | Mathieu Perchicot v Fabrizio Ornago | 6-4,6-2 |
| ITF M15 Cairo | 2020/01/24 10:00 | Yurii Dzhavakian v Fabrizio Ornago | 6-7,2-6 |
| ITF M15 Cairo | 2020/01/23 08:00 | Amr Asrawy v Fabrizio Ornago | 3-6,2-6 |
| ITF M15 Cairo | 2020/01/22 10:25 | Hanyi Liu v Fabrizio Ornago | 4-6,0-6 |