Stadium: Court 12 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Calabasas | 2019/03/18 17:00 | Gonzalo Lama v Aron Hiltzik | 7-5,7-6 |
| ITF M15 Arcadia | 2019/03/13 20:55 | Aron Hiltzik v Finn Bass | 6-2,5-7,1-6 |
| ITF M15 Arcadia | 2019/03/12 17:30 | Gage Brymer v Aron Hiltzik | 6-7,2-6 |
| ITF M15 Arcadia | 2019/03/11 17:00 | Petros Tsitsipas v Aron Hiltzik | 4-6,2-6 |
| ITF M25 Weston | 2019/01/28 14:30 | Christian Lindell v Aron Hiltzik | 1-6,6-2,10-8 |
| ITF M25 Palm Coast | 2019/01/23 19:25 | Aron Hiltzik v Nicolas Mejia | 2-6,2-6 |
| Challenger Champaign | 2018/11/10 16:00 | Gui Gomes v Aron Hiltzik | 2-6,6-4,6-4 |
| ITF USA F28B | 2018/10/22 20:05 | Ronnie Schneider v Aron Hiltzik | 6-3,6-4 |
| ITF Spain F21 | 2018/07/31 09:30 | Andres F Canovas v Gianni Ross | 6-2,6-1 |
| ITF Spain F20 | 2018/07/24 10:30 | Alberto C Sanchez v Gianni Ross | 6-3,6-4 |
| ITF Spain F20 Qual | 2018/07/23 10:00 | Gianni Ross v Luis Diego Chavez Villalpando | 6-2,2-6,6-3 |
| ITF Spain F20 Qual | 2018/07/22 09:30 | Gianni Ross v Carles A Talaya | 6-4,6-0 |
| ITF Spain F20 Qual | 2018/07/21 09:30 | Gianni Ross v Jaime Caldes | 6-4,6-3 |
| ITF Spain F19 | 2018/07/18 16:00 | Gianni Ross v Pol Martin Tiffon | 4-6,3-6 |
| ITF Spain F19 | 2018/07/17 16:05 | Sergi Perez Contri v Gianni Ross | 0-6,5-7 |
| ITF Spain F19 Qual | 2018/07/16 07:30 | Gianni Ross v Jeff Guerrero | 6-2,6-2 |