| ITF Argentina F9 | 2018/11/14 13:00 | Mariano Kestelboim v Hidalgo, Gabriel Alejandro | 6-4,6-1 |
| ITF Argentina F12 | 2015/09/16 15:50 | Mariano Kestelboim v Hidalgo, Gabriel Alejandro | 6-4,6-7,5-7 |
| ITF Argentina F10 | 2014/09/16 15:50 | Mariano Kestelboim v Hidalgo, Gabriel Alejandro | 6-3,3-6,2-6 |
| ITF Argentina F7 | 2014/06/18 14:45 | Mariano Kestelboim v Hidalgo, Gabriel Alejandro | 2-6,1-6 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/22 17:30 | Mariano Kestelboim v Santiago De La Fuente | 1-6,4-6 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/21 15:30 | Ezequiel Simonit v Mariano Kestelboim | 6-7,2-5 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/20 17:00 | Ignacio Monzon v Mariano Kestelboim | 2-6,7-6,3-6 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/19 15:30 | Bahamonde, Francisco v Mariano Kestelboim | 4-6,1-6 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/17 18:30 | Carraro, Luciano v Mariano Kestelboim | 1-6,3-6 |
| ITF M15 Villa Carlos Paz | 2022/10/07 15:50 | Mariano Kestelboim v Alex Barrena | 6-2,2-6,4-6 |
| ITF M15 Villa Carlos Paz | 2022/10/06 13:00 | Sean Hess v Mariano Kestelboim | 6-7,3-6 |
| ITF M15 Villa Carlos Paz | 2022/10/05 13:30 | Andres Gabriel Ciurletti v Mariano Kestelboim | 4-6,1-6 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/22 16:00 | Hidalgo, Gabriel Alejandro v Franco Emanuel Egea | 3-6,6-0,7-5 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/20 14:00 | Hidalgo, Gabriel Alejandro v Bramajo, Santiago | 7-5,6-3 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/19 14:00 | Hidalgo, Gabriel Alejandro v Moreno, Federico | 6-1,6-2 |
| UTR Pro Tennis Series Buenos Aires | 2022/10/17 18:30 | Hidalgo, Gabriel Alejandro v Bastias, Francisco | 4-6,6-3,3-1 |
| ITF M25 Rio Cuarto | 2022/10/12 14:50 | Hidalgo, Gabriel Alejandro v Juan Bautista Otegui | 5-7,6-4,1-6 |
| ITF M15 Villa Carlos Paz | 2022/10/06 13:00 | Matias Franco Descotte v Hidalgo, Gabriel Alejandro | 7-5,6-2 |
| ITF M15 Villa Carlos Paz | 2022/10/05 12:00 | Gonzalo Ariel Karakachian v Hidalgo, Gabriel Alejandro | 2-6,3-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/14 13:18 | Hidalgo, Gabriel Alejandro v Marcelo Zormann | 6-3,0-0 |