Stadium: Cancha 3 Round: 19 Ground: Clay
| Challenger - Concepcion | 2022/01/18 15:45 | Nicolas Alvarez v Hidalgo, Diego | 4-6,7-6,6-4 |
| Challenger Blumenau | 2022/01/10 15:00 | Hidalgo, Diego v Eduardo Ribeiro | 7-6,4-6,4-6 |
| Helsinki, Finland | 2021/11/14 13:15 | Kyrian Jacquet v Hidalgo, Diego | 6-3,3-6,6-1 |
| Challenger Guayaquil | 2021/11/02 22:00 | Nicolas Alvarez Varona v Hidalgo, Diego | 2-6,6-4,6-3 |
| Challenger - Lima | 2021/10/24 21:10 | Jaroslav Pospisil v Hidalgo, Diego | 4-6,6-3,6-3 |
| Challenger - Santiago | 2021/10/12 14:00 | Dalibor Svrcina v Hidalgo, Diego | 6-2,6-0 |
| Challenger - Santiago | 2021/10/11 14:00 | Hidalgo, Diego v Perchicot, Mathieu | 2-6,6-3,6-4 |
| Challenger Santiago Qual | 2021/10/10 14:20 | Shintaro Mochizuki v Hidalgo, Diego | 0-6,3-6 |
| Challenger - Santa Cruz | 2022/01/23 20:00 | Navarro, Santiago v Galdos, Sergio | 2-6,2-6 |
| Challenger Tampere | 2021/07/19 11:00 | Galdos, Sergio v Arthur Cazaux | 4-6,2-6 |
| Challenger - Santiago | 2021/03/15 15:00 | Nicolas Kicker v Galdos, Sergio | 6-2,6-1 |
| Challenger - Santiago | 2021/03/14 18:00 | Galdos, Sergio v Vernier, Michel | 6-4,0-6,6-4 |
| Challenger - Lima | 2020/11/24 19:25 | Galdos, Sergio v Alejandro Tabilo | 2-6,1-6 |
| Challenger - Lima | 2020/11/21 17:55 | Ballotta, Gianluca v Galdos, Sergio | 6-4,4-6,1-6 |
| ITF M25 Lima | 2020/02/12 16:00 | Federico Zeballos v Galdos, Sergio | 6-3,3-6,6-4 |
| ITF M25 Lima | 2020/02/05 21:00 | Cuevas, Martin v Galdos, Sergio | 6-2,7-5 |