Stadium: Court 11 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Sintra | 2021/09/06 12:00 | Alastair Gray v Mirko Lagasio | 6-0,6-2 |
| ITF M25 Bagneres-De-Bigorre | 2021/09/02 12:00 | Alastair Gray v Arthur Fils | 3-6,6-4,4-6 |
| ITF M25 Bagneres-De-Bigorre | 2021/09/01 13:45 | Harold Mayot v Alastair Gray | 2-6,7-5,4-6 |
| ATP Eastbourne | 2021/06/22 12:30 | Alastair Gray v Ilya Ivashka | 2-6,6-7 |
| ATP Eastbourne | 2021/06/20 11:10 | Alastair Gray v James Duckworth | 3-6,6-7 |
| ATP Eastbourne | 2021/06/19 12:05 | Soonwoo Kwon v Alastair Gray | 6-4,2-6,3-6 |
| Challenger Nottingham | 2021/06/06 16:35 | Viktor Troicki v Alastair Gray | 7-6,6-1 |
| ITF M15 Sharm El Sheikh | 2020/11/10 09:10 | Arjun Kadhe v Alastair Gray | 6-2,6-1 |
| ITF M25 Sintra | 2021/09/06 13:30 | Paulo A S Dos Santos v Henrik Heise Korsgaard | 7-5,5-7,6-10 |
| ITF M15 Vejle | 2021/07/29 14:35 | Henrik Heise Korsgaard v Christian Sigsgaard | 7-5,6-2 |
| ITF M15 Vejle | 2021/07/27 17:20 | Leonardo Catani v Henrik Heise Korsgaard | 3-6,3-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/19 08:30 | Dominik Palan v Henrik Heise Korsgaard | 6-7,5-2 |
| UTR Pro Tennis Series Copenhagen | 2021/06/18 08:00 | Henrik Atlevi v Henrik Heise Korsgaard | 0-6,3-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/17 08:00 | Maxim Landa v Henrik Heise Korsgaard | 1-6,4-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/16 09:30 | Sebastian Grundtvig Jorgensen v Henrik Heise Korsgaard | 6-3,6-5 |
| UTR Pro Tennis Series Copenhagen | 2021/06/14 09:30 | Sren Borup Wedege v Henrik Heise Korsgaard | 6-2,3-6,4-3 |