Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| 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 |
| UK Pro League | 2021/09/19 14:30 | David Quayle v Liam Hignett | 6-3,6-3 |
| ITF M25 Portimao | 2021/10/25 09:00 | Filipe Paredes v William Ma | 2-6,1-6 |
| ITF M25 Quinta Do Lago | 2021/10/19 10:30 | Hillel Rousseau v William Ma | 3-6,6-3,10-2 |
| ITF M25 Quinta Do Lago | 2021/10/18 09:00 | Adria V. Ferrer v William Ma | 1-6,1-6 |
| ITF M25 Quinta Do Lago | 2021/10/17 13:30 | Pedro D L R Bueno v William Ma | 1-6,3-6 |
| ITF M25 Skopje | 2021/09/29 08:15 | Lorenzo Bocchi v William Ma | 6-2,6-0 |
| ITF M25 Skopje | 2021/09/28 07:30 | Aristotelis Thanos v William Ma | 6-4,6-1 |
| ITF M25 Skopje | 2021/09/27 09:45 | Ognjen Pavlovic v William Ma | 4-6,2-6 |
| ITF M15 Ulcinj | 2021/09/20 08:00 | Petar Jovanovic v William Ma | 6-0,6-2 |