Stadium: Court 1 Round: 54 Ground: Carpet indoor
| ITF M15 Parnu | 2021/10/26 08:00 | Mikhail Minakov v Ying Hou | 6-1,6-3 |
| ITF M15 Parnu | 2021/10/25 09:00 | Hermanni Tiainen v Ying Hou | 2-6,2-6 |
| ITF M25 Prague | 2021/10/03 11:30 | Ying Hou v Dominik Recek | 2-6,2-6 |
| UK Pro League | 2021/09/18 14:00 | Matthew Rutter v Ying Hou | 6-1,6-4 |
| UK Pro League | 2021/09/17 14:00 | Ying Hou v Felix Mischker | 6-7,6-1,10-7 |
| UK Pro League | 2021/09/16 16:00 | George Houghton v Ying Hou | 6-2,6-3 |
| UK Pro League | 2021/09/15 09:30 | Sean Hodkin v Ying Hou | 4-6,6-1,10-4 |
| UK Pro League | 2021/09/13 15:30 | Ying Hou v Liam Hignett | 2-6,1-6 |
| ITF M15 Selva Gardena | 2021/10/25 12:00 | Yannik Steinegger v Dominik Langmajer | 6-1,6-4 |
| ITF M15 Selva Gardena | 2021/10/24 17:10 | Paolo Schiavone v Dominik Langmajer | 5-7,1-6 |
| ITF M25 Prague | 2021/10/03 13:00 | Matyas Cerny v Dominik Langmajer | 7-6,6-1 |
| ITF M15 Forbach | 2021/09/26 08:45 | Warren Sinius v Dominik Langmajer | 6-0,6-0 |
| UTR Pro Tennis Series Ricany | 2021/09/12 10:30 | Michalis Sakellaridis v Dominik Langmajer | 6-2,5-2 |
| UTR Pro Tennis Series Ricany | 2021/09/11 07:30 | Dominik Langmajer v Alec Adamson | 3-6,6-3,6-3 |
| ITF M25 Ricany | 2021/08/29 12:00 | Dominik Langmajer v Martin Machala | 3-6,3-6 |
| ITF M25 Poznan | 2021/08/22 08:00 | Dominik Langmajer v Marcelo Zormann | 4-6,1-6 |