| UK Pro League | 2021/10/01 10:45 | Chen, Derrick v Liam Hignett | 6-2,4-6,6-10 |
| UK Pro League | 2021/09/30 09:00 | Daniel Cox v Chen, Derrick | 6-0,7-5 |
| UK Pro League | 2021/09/29 09:30 | Bevan, Llewelyn v Chen, Derrick | 2-6,4-6 |
| UK Pro League | 2021/09/27 15:30 | Davies, George v Chen, Derrick | 7-6,4-6,2-10 |
| ITF - M25 Naples | 2019/10/28 21:00 | Chen, Derrick v Melnic, Vladislav | 2-6,6-3,7-10 |
| ITF - M25 Naples | 2019/10/27 14:00 | Chen, Derrick v Murillo, Sebastian | 6-3,6-4 |
| Varna, Singles M-ITF-BUL-04A | 2019/09/10 06:30 | Chen, Derrick v Banicevic, Igor | 3-6,6-0,7-10 |
| ITF M25 Porto | 2019/07/23 12:55 | Salgado, Afonso v Chen, Derrick | 6-4,6-4 |
| UK Pro League | 2021/10/01 12:30 | Ewan Moore v Weightman, Oscar | 6-3,6-2 |
| UK Pro League | 2021/09/30 11:30 | Weightman, Oscar v Mackinlay, James | 6-3,6-4 |
| UK Pro League | 2021/09/29 09:30 | Weightman, Oscar v David Quayle | 7-6,7-5 |
| UK Pro League | 2021/09/28 09:30 | Weightman, Oscar v George Houghton | 6-7,7-6,7-10 |
| ITF M15 Melilla | 2021/09/21 16:35 | Weightman, Oscar v Mario Mansilla Diez | 1-6,6-2,0-6 |
| ITF M25 Poznan | 2021/08/22 08:00 | Weightman, Oscar v Ivan Kazakov | 6-3,2-6,1-10 |
| ITF M15 Parnu | 2021/08/04 08:35 | Ergi Kirkin v Weightman, Oscar | 6-2,4-6,7-5 |
| UK Pro League | 2021/07/18 15:43 | Jack Gibbens v Weightman, Oscar | 3-6,6-4,0-0 |