Round: 62 Ground: Clay
| ITF Australia F3 Qual | 2018/03/18 00:30 | Nicholas Jovanovski v Tallman, James | 4-6,2-6 |
| ITF Australia F3 Qual | 2018/03/16 23:00 | Nicholas Jovanovski v Matthew Leffler | 7-6,6-1 |
| ITF Australia F2 Qual | 2018/03/02 23:00 | Yu Hsiou Hsu v Nicholas Jovanovski | 6-0,6-1 |
| ITF Australia F1 Qual | 2018/02/24 23:00 | Longhurst, Sam Edward v Nicholas Jovanovski | 7-5,1-6,6-1 |
| ITF Australia F1 Qual | 2018/02/23 23:00 | Nicholas Jovanovski v Ibrahim, James | 6-4,4-6,6-4 |
| ITF Spain F21 Qual | 2017/07/09 09:00 | Heredia Gomez, Luis v Nicholas Jovanovski | 6-3,6-0 |
| ITF Spain F20 Qual | 2017/07/01 10:00 | Heredia Gomez, Luis v Nicholas Jovanovski | 6-2,7-6 |
| ITF Australia F1 Qual | 2017/03/05 00:00 | Smith, Cameron Edward v Nicholas Jovanovski | 6-3,6-0 |
| ITF Australia F3 Qual | 2018/03/18 00:30 | Tran, Brian v Cavrak, Ken | 6-4,4-6,4-6 |
| ITF Australia F3 Qual | 2018/03/16 23:00 | Kouznetsov, Daniel v Tran, Brian | 4-6,7-5,3-6 |
| ITF Australia F2 | 2018/03/07 03:30 | Tran, Brian v Luke Saville | 0-6,1-6 |
| ITF Australia F2 Qual | 2018/03/05 03:50 | Taylor, Jason v Tran, Brian | 3-6,4-6 |
| ITF Australia F2 Qual | 2018/03/04 00:30 | Tran, Brian v Tsoronis, Socrates Leon | 7-6,6-3 |
| ITF Australia F2 Qual | 2018/03/02 23:00 | Tran, Brian v Osborne, Zac | 6-4,6-2 |
| ITF Australia F1 Qual | 2018/02/26 01:50 | Vuradin, Lucas v Tran, Brian | 6-4,6-3 |
| ITF Australia F1 Qual | 2018/02/25 00:00 | Pascual, Marlino v Tran, Brian | 5-7,1-6 |