Stadium: C Round: 62 Ground: Hardcourt outdoor
| ITF Australia F7 | 2018/09/29 03:30 | Sadler, Olly v Chambers, Brenton | 7-6,6-1 |
| ITF Australia F6 | 2018/09/23 03:30 | Sadler, Olly v Sullivan, Jacob | 3-6,3-6 |
| ITF China F14 | 2018/08/30 05:05 | Sadler, Olly v Ranjeet Virali-Murugesan | 2-6,5-7 |
| ITF China F14 | 2018/08/28 04:40 | Peranamallur, Chandrasekhar Vignesh v Sadler, Olly | 2-6,3-6 |
| ITF China F13 | 2018/08/20 08:10 | Wang, Chukang v Sadler, Olly | 6-4,7-6 |
| ITF China F12 | 2018/08/15 03:00 | Beale, Jeremy v Sadler, Olly | 6-4,6-2 |
| ITF China F12 | 2018/08/13 06:00 | Sadler, Olly v RunYu Zhao | 7-5,7-5 |
| ITF China F6 Qual | 2018/05/13 05:55 | Sadler, Olly v Cai, Yong Jia | 6-3,6-1 |
| ITF Australia F7 | 2018/09/29 04:30 | Miles, Lewis v Barclay, David | 6-3,4-6,0-6 |
| ITF Australia F7 | 2018/09/29 01:00 | Tran, Joshua v Barclay, David | 2-6,1-6 |
| ITF Australia F6 | 2018/09/26 00:30 | Yuta Shimizu v Barclay, David | 6-1,6-2 |
| ITF Australia F6 | 2018/09/24 02:30 | Barclay, David v Rhys Searant | 7-6,6-3 |
| ITF Australia F6 | 2018/09/23 00:30 | Barclay, David v Xavier, Rhys | 6-4,6-3 |
| ITF Australia F5 | 2018/09/18 00:00 | Addison, Aaron v Barclay, David | 6-1,6-2 |
| ITF Australia F5 | 2018/09/16 05:00 | Barclay, David v Holt-Crossman, Erik | 6-4,7-6 |
| ITF Chinese Taipei F2 | 2018/07/25 05:30 | Chiu, Yu Hsiang v Barclay, David | 6-2,6-2 |