Stadium: Court 3 Round: 27 Ground: Clay
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/20 13:00 | Keenan Mayo v Kirkov, Vasil | 3-6,3-6 |
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/18 14:00 | Ravichander, Ishaan v Kirkov, Vasil | 2-6,0-6 |
| ITF M15 Champaign | 2019/06/05 21:30 | Kirkov, Vasil v Nathan Ponwith | 2-6,6-4,4-6 |
| ITF - M15 Héraklion | 2019/05/30 07:00 | Emil Ruusuvuori v Kirkov, Vasil | 6-0,3-6,6-4 |
| ITF - M15 Héraklion | 2019/05/28 09:00 | Kirkov, Vasil v Thirouin, Jean | 5-7,6-3,6-3 |
| ITF - M15 Héraklion | 2019/05/21 07:00 | Kirkov, Vasil v Bothwell, Peter | 6-7,7-6,6-7 |
| ITF M15 Sozopol | 2019/05/10 07:00 | Altug Celikbilek v Kirkov, Vasil | 6-3,1-6,7-6 |
| ITF M15 Sozopol | 2019/05/09 07:00 | Milushev, Plamen v Kirkov, Vasil | 2-6,3-6 |
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/20 14:35 | Peter Bertran v Hidalgo, Diego | 4-6,2-6 |
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/19 13:00 | Trey Hilderbrand v Hidalgo, Diego | 2-6,0-6 |
| ITF M25 Wichita | 2019/06/12 15:00 | Hidalgo, Diego v Alexander Ritschard | 4-6,6-7 |
| ITF M15 Champaign | 2019/06/08 17:00 | Strong Kirchheimer v Hidalgo, Diego | 5-7,6-3,6-3 |
| ITF M15 Champaign | 2019/06/07 17:00 | Budic, Vuk v Hidalgo, Diego | 1-6,1-6 |
| ITF M15 Champaign | 2019/06/06 21:00 | de La Bassetiere, Constant v Hidalgo, Diego | 6-2,6-7,1-6 |
| ITF M15 Cancun | 2019/05/28 13:30 | Hidalgo, Diego v Arconada, Jordi | 6-2,3-6,1-6 |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 2019/05/04 18:15 | Hidalgo, Diego v Bangoura, Sekou | 7-5,6-7,1-6 |