Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 - Curtea de Arges | 2021/08/11 10:55 | Bastian Malla v Francisco Comesana | 6-7,1-6 |
| ITF M15 - Novi Sad | 2021/08/05 12:00 | Pedro Boscardin Dias v Bastian Malla | 2-6,6-3,6-3 |
| ITF M15 - Novi Sad | 2021/08/04 12:05 | Aziz Kijametovic v Bastian Malla | 6-7,4-6 |
| ITF M15 - Skopje | 2021/06/02 12:05 | Stefano Battaglino v Bastian Malla | 1-6,3-6 |
| ITF M25 - Kiseljak | 2021/05/26 08:00 | Bastian Malla v Hernan Casanova | 6-4,2-6,6-7 |
| ITF M15 - Brcko | 2021/05/22 07:30 | Bastian Malla v Joao Lucas Reis da Silva | 6-1,7-6 |
| ITF M15 - Brcko | 2021/05/21 13:05 | Bastian Malla v Gorazd Srbljak | 6-0,6-1 |
| ITF M15 - Cairo | 2021/05/02 08:00 | Bastian Malla v Jack Pinnington Jones | 4-6,6-1,6-2 |
| ITF M15 - Bratislava | 2021/08/17 08:00 | Zsombor Velcz v Lukas H Lilleengen | 7-5,6-2 |
| ITF M15 - Bratislava | 2021/08/16 08:00 | Zsombor Velcz v Matej Galik | 6-0,6-2 |
| ITF M15 - Telavi | 2021/08/03 09:00 | Mikhail Fufygin v Zsombor Velcz | 6-4,7-6 |
| ITF M15 - Doboj | 2021/07/13 12:30 | Zsombor Velcz v Martin Krumich | 6-3,4-6,6-7 |
| ITF M15 - Antalya | 2021/06/28 06:30 | Zsombor Velcz v Fletcher Scott | 5-7,1-6 |
| ITF M15 - Antalya | 2021/06/23 10:15 | Stefan Palosi v Zsombor Velcz | 6-3,7-6 |
| ITF M15 - Sarajevo | 2021/06/02 15:55 | Zsombor Velcz v Domagoj Biljesko | 7-6,2-6,5-7 |
| ITF M15 - Kouvola | 2021/05/28 07:15 | Anton Matusevich v Zsombor Velcz | 6-1,6-3 |