Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF USA F15 | 2018/06/20 14:00 | Riffice, Sam v Dunbar, Jacob | 6-3,6-4 |
| ITF USA F15 Qual | 2018/06/18 13:00 | Dunbar, Jacob v Hamilton, Grey | 7-6,2-6,6-4 |
| ITF USA F13 Qual | 2018/06/09 15:30 | Aleksandar Kovacevic v Dunbar, Jacob | 6-2,6-3 |
| ITF USA F11 | 2018/04/19 15:00 | Rodriguez-Pace, Ricardo v Dunbar, Jacob | 7-6,6-4 |
| ITF USA F11 | 2018/04/17 23:00 | Zapp, Logan v Dunbar, Jacob | 2-6,6-7 |
| ITF USA F10 | 2018/04/11 15:00 | Dunbar, Jacob v Alexander Ritschard | 2-6,3-6 |
| ITF Canada F1 Qual | 2018/02/25 15:00 | Redlicki, Michael v Dunbar, Jacob | 6-1,6-3 |
| ITF USA F40 | 2017/12/09 16:40 | Dunbar, Jacob v Kaichi Uchida | 3-6,0-6 |
| ITF USA F16 | 2018/06/20 22:35 | Arconada, Jordi v Hovhannisyan, Mousheg | 6-1,6-3 |
| ITF Japan F7 | 2018/06/05 02:30 | Sho Shimabukuro v Hovhannisyan, Mousheg | 6-3,6-4 |
| ITF China F7 | 2018/05/29 05:45 | Wu, Di v Hovhannisyan, Mousheg | 6-1,6-2 |
| ITF Singapore F2 | 2018/05/23 07:05 | Hovhannisyan, Mousheg v Makoto Ochi | 7-6,6-7,4-6 |
| ITF Singapore F2 | 2018/05/22 02:00 | Hovhannisyan, Mousheg v Shaheed Alam | 6-2,6-2 |
| ITF Singapore F2 | 2018/05/20 10:00 | Farren, Connor v Hovhannisyan, Mousheg | 6-1,3-6,4-6 |
| ITF Singapore F1 | 2018/05/17 05:25 | Hovhannisyan, Mousheg v Moerani Bouzige | 6-4,6-4 |
| ITF Singapore F1 | 2018/05/16 02:00 | Nkomba, Benard Bruno v Hovhannisyan, Mousheg | 5-7,0-6 |