Stadium: Centre Court Round: 26 Ground: Clay
| ITF Argentina F13 | 2016/11/10 13:00 | Mariano Kestelboim v Galarza, Juan Ignacio | 5-7,6-2,3-6 |
| ITF Argentina F8 | 2016/05/24 22:00 | Mariano Kestelboim v Galarza, Juan Ignacio | 1-6,6-1,1-6 |
| ITF Argentina F9 | 2015/08/20 16:45 | Mariano Kestelboim v Galarza, Juan Ignacio | 3-6,2-6 |
| ITF Argentina F4 | 2015/05/06 13:00 | Galarza, Juan Ignacio v Mariano Kestelboim | 2-6,6-4,4-6 |
| ITF Chile F5 | 2015/04/22 13:30 | Mariano Kestelboim v Galarza, Juan Ignacio | 0-6,5-7 |
| ITF M25 Eupen | 2021/09/08 07:30 | Mariano Kestelboim v Niklas Schell | 6-3,6-3 |
| ITF M25 Ueberlingen | 2021/08/17 15:00 | Mariano Kestelboim v Harrison, Ryan | 3-6,6-4,2-6 |
| ITF M25 Frankfurt am Main | 2021/08/13 09:50 | Mariano Kestelboim v Yshai Oliel | 2-6,2-6 |
| ITF M25 Frankfurt am Main | 2021/08/12 11:10 | Taiyo Yamanaka v Mariano Kestelboim | 2-6,2-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 13:15 | Mariano Kestelboim v Valentin Royer | 6-4,7-6 |
| ITF M25 Wetzlar | 2021/08/04 08:00 | Mariano Kestelboim v Mats Rosenkranz | 5-7,2-6 |
| ITF M25 Gandia | 2021/07/24 15:00 | Antoine Escoffier v Mariano Kestelboim | 5-7,6-4,6-2 |
| ITF M25 Gandia | 2021/07/23 08:00 | Facundo Juarez v Mariano Kestelboim | 4-6,6-4,2-6 |
| ITF M25 Eupen | 2021/09/08 15:40 | Reuter, Yannik v Galarza, Juan Ignacio | 2-6,6-3,2-6 |
| ITF M25 Eupen | 2021/09/07 07:30 | Galarza, Juan Ignacio v Jip Van Assendelft | 4-6,6-2,10-3 |
| ITF M25 Eupen | 2021/09/06 09:45 | Galarza, Juan Ignacio v Adrian Oetzbach | 7-6,6-3 |
| ITF M15 Allershausen | 2021/09/03 12:35 | Guy Den Ouden v Galarza, Juan Ignacio | 7-5,6-3 |
| ITF M15 Allershausen | 2021/09/02 10:55 | Sandro Kopp v Galarza, Juan Ignacio | 4-6,0-6 |
| ITF M15 Allershausen | 2021/08/31 10:00 | Alen Mujakic v Galarza, Juan Ignacio | 3-6,2-6 |
| ITF M15 Perugia | 2021/07/22 11:45 | Marcello Serafini v Galarza, Juan Ignacio | 6-3,7-5 |
| ITF M15 Perugia | 2021/07/20 13:30 | Maggioli, Emiliano v Galarza, Juan Ignacio | 3-6,6-7 |