Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Arcadia, Singles Qualifying M-ITF-USA-09A | 2019/03/12 17:30 | Brymer, Gage v Hiltzik, Aron | 6-7,2-6 |
| Arcadia, Singles Qualifying M-ITF-USA-09A | 2019/03/11 17:00 | Petros Tsitsipas v Hiltzik, Aron | 4-6,2-6 |
| ITF M25 Weston | 2019/01/28 14:30 | Lindell, Christian v Hiltzik, Aron | 1-6,6-2,10-8 |
| Palm Coast, Singles M-ITF-USA-05A | 2019/01/23 19:25 | Hiltzik, Aron v Nicolas Mejia | 2-6,2-6 |
| Challenger Champaign | 2018/11/10 16:00 | Gomes, Gui v Hiltzik, Aron | 2-6,6-4,6-4 |
| ITF USA F28B | 2018/10/22 20:05 | Schneider, Ronnie v Hiltzik, Aron | 6-3,6-4 |
| ITF USA F28 | 2018/10/15 14:00 | Bryde, Trent v Hiltzik, Aron | 6-3,7-6 |
| ITF USA F28 | 2018/10/14 15:00 | Pierce, Aron v Hiltzik, Aron | 5-7,0-6 |
| ITF Tunisia F42 | 2018/11/29 10:30 | Aslan Karatsev v Finn Bass | 6-4,6-4 |
| ITF Tunisia F42 | 2018/11/27 08:00 | Finn Bass v Andres F Canovas | 4-6,6-2,6-4 |
| ITF Greece F8 | 2018/11/15 09:15 | Finn Bass v Crepaldi, Erik | 3-6,2-6 |
| ITF Greece F8 | 2018/11/13 10:20 | Finn Bass v Alexandros Skorilas | 3-6,6-4,6-4 |
| ITF Egypt F23 | 2018/10/16 08:00 | Finn Bass v Hajek, Petr | 5-7,6-3,3-6 |
| ITF Egypt F22 | 2018/10/10 08:00 | Kai Wehnelt v Finn Bass | 5-7,7-6,6-3 |
| ITF Great Britain F6 | 2018/09/25 12:50 | Sizya Ernest Kivanda v Finn Bass | 3-6,7-6,6-4 |
| ITF Great Britain F5 | 2018/09/20 13:45 | Jack Draper v Finn Bass | 6-3,6-4 |