Round: 62 Ground: Clay
| ITF Australia F3 Qual | 2018/03/18 00:30 | Sullivan, Jacob v Holt-Crossman, Erik | 6-4,3-6,4-6 |
| ITF Australia F3 Qual | 2018/03/19 02:30 | Fields, Omar v Holt-Crossman, Erik | 6-3,6-3 |
| ITF Australia F3 Qual | 2018/03/18 00:30 | Sullivan, Jacob v Holt-Crossman, Erik | 6-4,3-6,4-6 |
| ITF Australia F2 | 2018/03/06 23:00 | Holt-Crossman, Erik v Thomas Fancutt | 4-6,4-6 |
| ITF Australia F2 Qual | 2018/03/05 03:15 | Cade Birrell v Holt-Crossman, Erik | 4-6,2-6 |
| ITF Australia F2 Qual | 2018/03/04 00:30 | Holt-Crossman, Erik v Ma, William | 6-7,6-4,7-6 |
| ITF Australia F2 Qual | 2018/03/02 23:00 | Cuc, Danut v Holt-Crossman, Erik | 1-6,2-6 |
| ITF Australia F1 Qual | 2018/02/26 01:20 | Kaldawi, Stephen v Holt-Crossman, Erik | 3-6,7-5,6-3 |
| ITF Australia F1 Qual | 2018/02/24 03:00 | Holt-Crossman, Erik v Joshua Charlton | 6-4,1-6,6-3 |
| ITF Australia F3 Qual | 2018/03/18 00:30 | Sullivan, Jacob v Holt-Crossman, Erik | 6-4,3-6,4-6 |
| ITF Australia F2 Qual | 2018/03/05 02:30 | Nkomba, Benard Bruno v Sullivan, Jacob | 6-3,6-1 |
| ITF Australia F2 Qual | 2018/03/04 00:30 | Sullivan, Jacob v Abfalter, David | 6-3,6-3 |
| ITF Australia F2 Qual | 2018/03/02 23:00 | Sullivan, Jacob v Jayden Court | 6-2,5-7,6-4 |
| ITF Australia F1 Qual | 2018/02/25 23:00 | Yu Hsiou Hsu v Sullivan, Jacob | 7-6,7-6 |
| ITF Australia F1 Qual | 2018/02/24 00:00 | Cuc, Danut v Sullivan, Jacob | 4-6,4-6 |