| ITF Hong Kong F3 | 2017/07/04 05:45 | Barclay, David v Hong Kit Wong | 4-6,2-6 |
| ITF Hong Kong F3 | 2017/07/02 02:00 | Barclay, David v Yuchen Wu | 6-0,6-0 |
| ITF Hong Kong F2 Qual | 2017/06/24 04:30 | Nagao, Katsuki v Barclay, David | 6-4,6-2 |
| ITF Guam F1 | 2017/06/19 06:00 | Barclay, David v Takeshima, Shunrou | 2-6,1-6 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Barclay, David v Tagashira, Kento | 4-6,3-6 |
| ITF Australia F2 Qual | 2017/03/10 23:00 | Barclay, David v Casey, Oliver | 6-3,7-5 |
| ITF Australia F1 | 2017/03/08 01:30 | Barclay, David v Tearney, Finn | 4-6,1-6 |
| Launceston, Australia | 2017/02/03 23:00 | Barclay, David v Yang, Tsung-Hua | 2-6,3-6 |
| ITF China F11 Qual | 2017/07/01 02:00 | Yi Zhou Liu v Zhang, Naifu | 6-2,6-1 |
| ITF China F9 Qual | 2017/05/28 02:00 | Bourchier, Edward v Zhang, Naifu | 6-0,6-0 |
| ITF China F7 Qual | 2017/05/13 05:30 | Wishaya Trongcharoenchaikul v Zhang, Naifu | 6-1,6-1 |
| ITF China F6 Qual | 2017/05/06 07:00 | Aoran Wang v Zhang, Naifu | 6-2,6-3 |