Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Portimao | 2021/10/26 10:55 | David Quayle v William Ma | 6-3,6-2 |
| ITF M25 Portimao | 2021/10/25 09:00 | Mikail Alimli v David Quayle | 1-6,4-6 |
| ITF M25 Quinta Do Lago | 2021/10/17 12:00 | Pawel Juszczak v David Quayle | 6-2,6-3 |
| UK Pro League | 2021/10/02 12:30 | David Quayle v Patrick Foley | 6-7,6-4,8-10 |
| UK Pro League | 2021/10/01 15:30 | Sahej Maker v David Quayle | 0-6,6-4,4-10 |
| UK Pro League | 2021/09/30 09:00 | George Houghton v David Quayle | 7-6,3-6,10-8 |
| UK Pro League | 2021/09/29 09:30 | Oscar Weightman v David Quayle | 7-6,7-5 |
| UK Pro League | 2021/09/27 15:30 | David Quayle v James Mackinlay | 6-1,6-2 |
| ITF M25 Quinta Do Lago | 2021/10/19 12:50 | Naoki Nakagawa v Petros Chrysochos | 7-6,6-1 |
| ITF M25 Loule | 2021/10/14 13:55 | Petros Chrysochos v Maximilian Neuchrist | 6-4,3-6,5-7 |
| ITF M25 Loule | 2021/10/13 14:20 | Petros Chrysochos v Pawel Juszczak | 7-5,6-3 |
| ITF M25 Setubal | 2021/10/08 10:30 | Rinky Hijikata v Petros Chrysochos | 6-3,6-2 |
| ITF M25 Setubal | 2021/10/07 14:35 | Henrique Rocha v Petros Chrysochos | 7-6,4-6,3-6 |
| Challenger Como | 2021/08/31 09:05 | Federico Gaio v Petros Chrysochos | 6-1,3-6,6-3 |
| Challenger Como | 2021/08/30 09:00 | Petros Chrysochos v Alexey Vatutin | 1-6,6-3,6-4 |
| Challenger Como | 2021/08/29 10:00 | Alexander Ritschard v Petros Chrysochos | 6-3,4-6,5-7 |