Stadium: Court 7 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Champaign | 2019/06/04 17:00 | Vuk Budic v Aron Hiltzik | 1-6,7-5,7-6 |
| 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 F19 Qual | 2018/06/30 13:00 | Joshua Sheehy v Axel Nefve | 1-6,2-6 |
| ITF USA F17 Qual | 2018/06/26 15:00 | Logan Smith v Joshua Sheehy | 7-6,7-5 |
| ITF USA F17 Qual | 2018/06/25 17:00 | Joshua Sheehy v Ben Lott | 7-6,6-2 |
| ITF USA F23 Qual | 2017/07/01 17:30 | Joshua Sheehy v Ezekiel Clark | 4-6,2-6 |
| ITF USA F21 Qual | 2017/06/26 18:50 | Alexandru Gozun v Joshua Sheehy | 6-3,6-2 |
| ITF USA F21 Qual | 2017/06/25 16:30 | Joshua Sheehy v Jake Jacoby | 5-7,6-4,6-4 |
| ITF USA F21 Qual | 2017/06/24 20:30 | Joshua Sheehy v Andres Chavez | 6-1,6-0 |