Stadium: Court 6 Round: 54 Ground: Hardcourt indoor
| ITF M25 Hamburg | 2021/10/17 16:45 | Yannik Steinegger v Scott Duncan | 6-2,2-6,10-6 |
| ITF M25 Hamburg | 2021/10/17 11:15 | Joel Vincent Link v Scott Duncan | 2-6,0-6 |
| ITF M15 Sozopol | 2021/10/11 10:00 | Scott Duncan v George Houghton | 6-4,1-6,5-10 |
| ITF M15 Sozopol | 2021/10/10 14:30 | Scott Duncan v Mattias Southcombe | 7-5,6-3 |
| UK Pro League | 2021/10/03 10:45 | Scott Duncan v N. Vijay Sundar Prashanth | 6-1,6-4 |
| UK Pro League | 2021/10/02 09:30 | Scott Duncan v George Houghton | 3-6,6-7 |
| UK Pro League | 2021/09/29 15:30 | Scott Duncan v Sahej Maker | 6-2,6-4 |
| UK Pro League | 2021/09/28 15:30 | Scott Duncan v Ewan Moore | 6-3,6-0 |