Stadium: Court 4 Round: 25 Ground: Clay
| ITF - M25 Poznan | 2021/08/22 08:00 | Oscar Weightman v Ivan Kazakov | 6-3,2-6,1-10 |
| ITF M15 - Pärnu | 2021/08/04 08:35 | Ergi Kirkin v Oscar Weightman | 6-2,4-6,7-5 |
| UK Pro League | 2021/07/18 15:43 | Jack Gibbens v Oscar Weightman | 3-6,6-4,0-0 |
| UK Pro League | 2021/07/18 14:30 | Oscar Weightman v Jack Gibbens | 6-3,4-6,11-13 |
| UK Pro League | 2021/07/16 10:00 | Oscar Weightman v Liam Hignett | 7-6,6-4 |
| UK Pro League | 2021/07/15 11:30 | Lui Maxted v Oscar Weightman | 6-3,6-3 |
| UK Pro League | 2021/07/14 10:00 | Oscar Weightman v Tom Hands | 6-3,6-3 |
| UK Pro League | 2021/07/12 10:00 | Julian Cash v Oscar Weightman | 6-7,6-4,10-6 |
| ITF M25 Oviedo | 2021/08/31 10:00 | Miguel Damas v Mario Mansilla Diez | 6-7,6-2,7-5 |
| ITF M25 Oviedo | 2021/08/30 08:00 | Alejandro Mendoza v Mario Mansilla Diez | 1-6,3-6 |
| ITF M25 Oviedo | 2021/08/29 11:30 | Jaime P Targhetta v Mario Mansilla Diez | 0-6,2-6 |
| ITF M25 - Santander | 2021/08/23 09:00 | Miguel Damas v Mario Mansilla Diez | 6-2,6-3 |
| ITF M25 - Santander | 2021/08/22 09:00 | Jesus Echevarri v Mario Mansilla Diez | 2-6,1-6 |
| ITF M15 - Xàtiva | 2021/08/02 07:00 | Vicente O Moratalla v Mario Mansilla Diez | 6-7,7-6,11-9 |
| ITF M15 - Xàtiva | 2021/08/01 07:00 | Thijmen Loof v Mario Mansilla Diez | 2-6,2-6 |
| ITF M25 Denia | 2021/07/26 09:30 | Mario Mansilla Diez v Emilien Voisin | 6-4,2-6,6-10 |