Stadium: Court B Round: 26 Ground: Clay
| ITF Belgium F4 | 2018/07/17 12:30 | Sonkin, Jeremy v Hidalgo, Gabriel Alejandro | 6-4,1-6,6-3 |
| ITF Belgium F3 Qual | 2018/06/30 07:30 | Sonkin, Jeremy v Dermiens, Guillaume | 4-6,4-6 |
| ITF Guam F1 | 2018/06/20 02:10 | Sonkin, Jeremy v Katayama, Sho | 6-7,5-7 |
| ITF Guam F1 | 2018/06/19 01:15 | Brenner, Alex v Sonkin, Jeremy | 1-6,2-6 |
| ITF Guam F1 | 2018/06/17 01:00 | Sonkin, Jeremy v Tagashira, Kento | 6-1,6-1 |
| Zimbabwe F3, Singles Qualifying | 2018/06/13 08:35 | Benjamin Lock v Sonkin, Jeremy | 6-1,6-1 |
| Zimbabwe F3, Singles Qualifying | 2018/06/12 08:45 | Sonkin, Jeremy v Caripi, Vasilios | 6-2,6-2 |
| Zimbabwe F3, Singles Qualifying | 2018/06/10 07:00 | Sonkin, Jeremy v Stefan Vujic | 7-6,6-3 |
| ITF Belgium F4 | 2018/07/17 13:10 | Colin Sinclair v Zizou Bergs | 0-6,7-5,6-3 |
| ITF Netherlands F3 | 2018/07/07 09:30 | Colin Sinclair v van Buuren, Ilco | 6-2,6-2 |
| ITF Netherlands F3 | 2018/07/07 08:00 | Colin Sinclair v Meuffels, Alban | 2-6,4-6 |
| Coupe Davis | 2018/04/04 11:50 | Colin Sinclair v Chin, Christian Didier | 3-6,2-6 |
| ITF Thailand F12 | 2017/12/12 10:00 | Colin Sinclair v Daniel Altmaier | 3-6,5-7 |
| ITF Thailand F12 Qual | 2017/12/11 04:15 | Park, Sung Jun v Colin Sinclair | 3-6,4-6 |
| ITF Thailand F12 Qual | 2017/12/10 03:00 | Colin Sinclair v Cho, Min Hyeok | 4-6,6-4,6-4 |
| ITF Thailand F12 Qual | 2017/12/09 05:30 | Colin Sinclair v Wareesri, Chattarin | 6-0,6-0 |