Stadium: Court 10 Round: 62 Ground: Hardcourt outdoor
| ITF China F10 Qual | 2018/07/08 02:00 | Young-Hoon Jeong v David Barclay | 6-1,6-3 |
| ITF China F10 Qual | 2018/07/07 02:00 | Leo Tang v David Barclay | 1-6,0-6 |
| ITF China F9 Qual | 2018/07/01 02:00 | David Barclay v Kousuke Ogura | 6-4,1-6,3-6 |
| ITF China F9 Qual | 2018/06/30 02:00 | David Barclay v Jiaqi Duan | 6-1,6-4 |
| ITF Guam F1 | 2018/06/21 00:00 | Yuichi Ito v David Barclay | 6-2,6-2 |
| ITF Guam F1 | 2018/06/20 00:00 | Keisuke Numajiri v David Barclay | 6-1,2-6,2-6 |
| ITF Japan F8 | 2018/06/09 01:00 | Yutaro Matsuzaki v David Barclay | 1-6,6-4,6-3 |
| ITF Japan F7 Qual | 2018/06/03 01:00 | Kazuki Shimizu v David Barclay | 6-0,6-4 |
| ITF Australia F1 Qual | 2018/02/24 03:00 | Rhys Searant v Daniel Kouznetsov | 4-6,6-2,7-5 |
| ITF Australia F7 Qual | 2017/10/07 00:00 | Rhys Searant v William Ma | 3-6,4-6 |
| ITF Australia F4 Qual | 2017/09/17 02:30 | James Ibrahim v Rhys Searant | 6-3,6-3 |
| ITF Australia F3 Qual | 2017/03/18 01:30 | Rhys Searant v Mustafa Ibraimi | 3-6,6-7 |