Stadium: Court 3 Round: 26 Ground: Clay
| Challenger Lexington | 2019/08/01 16:55 | Liam Broady v Hidalgo, Diego | 4-6,6-4,6-3 |
| Challenger Lexington | 2019/07/31 15:45 | Hidalgo, Diego v Harris, Andrew | 6-4,7-6 |
| Challenger Lexington | 2019/07/29 18:05 | Hidalgo, Diego v Ezekiel Clark | 6-3,6-2 |
| Binghamton, USA | 2019/07/23 17:50 | Edan Leshem v Hidalgo, Diego | 6-4,6-2 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/30 16:00 | Hidalgo, Diego v Strong Kirchheimer | 7-6,7-6 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/29 19:00 | Seelig, Kyle v Hidalgo, Diego | 6-7,5-7 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/28 17:00 | Hidalgo, Diego v Spencer, Wil | 7-5,3-6,6-4 |
| Rochester, Singles M-ITF-USA-19A | 2019/06/27 21:35 | Hidalgo, Diego v Parker, Jordan | 6-4,6-2 |
| ITF M25 Poznan | 2019/08/21 10:00 | Matuszewski, Piotr v Kolasinski, Filip | 2-6,6-4,5-7 |
| ITF M25 Poznan | 2019/08/20 08:00 | Drzewiecki, Karol v Kolasinski, Filip | 7-5,5-7,10-12 |
| Irpin, Singles Qualifying M-ITF-UKR-04A | 2019/08/14 07:30 | Vladyslav Orlov v Kolasinski, Filip | 6-1,6-4 |
| Irpin, Singles Qualifying M-ITF-UKR-04A | 2019/08/13 10:20 | Kolasinski, Filip v Aleksandr Braynin | 6-4,6-0 |
| Irpin, Singles Qualifying M-ITF-UKR-04A | 2019/08/12 12:00 | Zukauskas, Simonas v Kolasinski, Filip | 1-6,1-6 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/09 09:30 | Podzus, Martins v Kolasinski, Filip | 6-1,6-2 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/08 12:25 | Kolasinski, Filip v Stanek, Robin | 7-6,2-6,7-6 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/07 07:00 | Kolasinski, Filip v Vrba, Daniel | 6-4,7-6 |