Stadium: Center Court Round: 26 Ground: Clay
| Challenger Campinas | 2019/10/02 13:00 | Renzo Olivo v Diego Hidalgo | 6-7,2-6 |
| Challenger Columbus 3 | 2019/09/17 19:50 | Diego Hidalgo v Kyle Seelig | 6-7,1-6 |
| ITF M25 Oviedo | 2019/09/05 16:35 | Diego Hidalgo v Oriol Roca Batalla | 6-4,3-6,2-6 |
| ITF M25 Oviedo | 2019/09/04 09:30 | Diego Hidalgo v Luis Diego Chavez Villalpando | 6-2,3-6,6-1 |
| ITF M25 Oviedo | 2019/09/03 08:30 | Pedro Sakamoto v Diego Hidalgo | 3-6,4-6 |
| ITF M25 Gyor | 2019/08/30 08:00 | Roberto Cid Subervi v Diego Hidalgo | 7-5,6-1 |
| ITF M25 Gyor | 2019/08/29 08:00 | Diego Hidalgo v Maxime Chazal | 6-3,6-2 |
| ITF M25 Gyor | 2019/08/28 12:05 | Isa Mammetgulyyev v Diego Hidalgo | 1-6,0-6 |
| Challenger Campinas | 2019/10/02 23:40 | Maxime Hamou v Thiago Monteiro | 7-5,4-6,6-1 |
| Challenger Campinas | 2019/10/01 14:35 | Maxime Hamou v Nicolas Mejia | 6-3,6-3 |
| Challenger Buenos Aires | 2019/09/25 18:55 | Francisco Cerundolo v Maxime Hamou | 6-2,6-1 |
| Challenger Buenos Aires | 2019/09/23 20:15 | Tomas Martin Etcheverry v Maxime Hamou | 3-6,6-7 |
| Challenger Sibiu | 2019/09/17 10:50 | Maxime Hamou v Christopher O'Connell | 7-6,6-7,2-6 |
| Challenger Sibiu | 2019/09/16 10:50 | Adam Pavlásek v Maxime Hamou | 3-6,4-6 |
| Challenger Sevilla | 2019/09/10 15:30 | Maxime Hamou v Salvatore Caruso | 0-6,3-6 |
| Challenger Sevilla | 2019/09/09 16:00 | Maxime Hamou v Fabrizio Ornago | 6-4,6-1 |