| Iceland Int. | 2025/01/23 12:30 | Emil Dantler v Harper Leigh | L | 2-1 |
| Iceland Int. | 2025/01/23 09:35 | Harper Leigh v Jan Krumpak | W | 2-0 |
| Scottish Open | 2024/11/21 11:55 | Harper Leigh v Harsheel Dani | L | 0-2 |
| Estonian Int. Qual | 2024/01/11 07:25 | Bruno Carvalho v Harper Leigh | L | 2-0 |
| Welsh Int. Qual | 2023/11/28 13:40 | Callum Smith v Harper Leigh | L | 2-0 |
| Irish Open Qual | 2023/11/15 15:25 | Jack Joseph O'Brien v Harper Leigh | L | 2-0 |
| Irish Open Qual | 2023/11/15 10:20 | Thomas Joseph Stanford v Harper Leigh | W | 0-2 |
| Scottish Open Qual | 2023/10/05 13:15 | Senne Houthoofd v Harper Leigh | L | 2-0 |