stadio: Central Round: 24 Ground: Clay
| ITF Argentina F5 | 2017/08/30 13:00 | Facundo Diaz Acosta v Mariano Kestelboim | 1-6,3-6 |
| ITF M15 Kramsach | 2019/07/18 10:30 | Patrik Hartmeier v Mariano Kestelboim | 6-4,7-6 |
| ITF M15 Kramsach | 2019/07/17 12:45 | Johannes Bangratz v Mariano Kestelboim | 6-3,3-6,1-6 |
| ITF M25 Pardubice | 2019/06/28 09:00 | Michael Vrbensky v Mariano Kestelboim | 6-2,4-6,6-7 |
| ITF M25 Pardubice | 2019/06/27 08:30 | Mohamed Aziz Dougaz v Mariano Kestelboim | 5-7,2-6 |
| ITF M25 Pardubice | 2019/06/25 14:40 | Mariano Kestelboim v Jan Satral | 7-6,6-1 |
| ITF M15 Balatonalmadi | 2019/06/22 09:00 | Mariano Kestelboim v Christopher O'Connell | 1-6,7-6,1-6 |
| ITF M15 Balatonalmadi | 2019/06/21 08:00 | Dalibor Svrcina v Mariano Kestelboim | 2-6,3-6 |
| ITF M15 Balatonalmadi | 2019/06/20 08:00 | Mariano Kestelboim v Darko Jandric | 6-2,6-1 |
| ITF M15 Buenos Aires | 2019/09/20 15:00 | Facundo Diaz Acosta v Gonzalo Villanueva | 5-7,1-6 |
| ITF M15 Buenos Aires | 2019/09/19 17:50 | Facundo Diaz Acosta v Valerio Aboian | 6-0,6-2 |
| ITF M15 Buenos Aires | 2019/09/17 16:30 | Facundo Diaz Acosta v Felipe M Sarrasague | 4-6,6-1,6-3 |
| ITF M15 Santa Cristina | 2019/08/18 08:30 | Facundo Diaz Acosta v Wilson Leite | 6-7,6-1,6-2 |
| ITF M15 Santa Cristina | 2019/08/17 11:55 | Facundo Diaz Acosta v Mick Veldheer | 6-1,6-3 |
| ITF M15 Santa Cristina | 2019/08/16 10:10 | Pietro Rondoni v Facundo Diaz Acosta | 6-7,2-6 |
| ITF M15 Santa Cristina | 2019/08/15 13:00 | Jakob Aichhorn v Facundo Diaz Acosta | 4-6,5-7 |
| ITF M15 Santa Cristina | 2019/08/13 12:25 | Manfred Fellin v Facundo Diaz Acosta | 2-6,3-6 |