Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/04/12 09:00 | Luca Fantini v Leyton Rivera | 2-6,4-6 |
| ITF M15 Monastir | 2021/04/04 09:00 | Colin Sinclair v Leyton Rivera | 6-2,6-7,10-3 |
| ITF M15 Bratislava | 2021/03/08 09:00 | Neil Oberleitner v Leyton Rivera | 6-4,6-1 |
| ITF M15 Monastir | 2021/03/02 10:35 | Carlos Sanchez Jover v Leyton Rivera | 6-2,6-0 |
| ITF M15 Monastir | 2021/02/21 12:00 | Leyton Rivera v Mirko Martinez | 1-6,2-6 |
| ITF M15 Monastir | 2021/02/14 08:30 | Leyton Rivera v Valentin Lapalu | 6-4,2-6,5-10 |
| ITF M15 Monastir | 2021/02/07 12:30 | Leyton Rivera v Louis Herman | 3-6,5-7 |
| ITF M15 Monastir | 2021/02/01 08:30 | Raphael Collignon v Leyton Rivera | 6-3,6-2 |
| ITF M15 Monastir | 2021/04/11 11:00 | Viktor Jovic v Niklas Schell | 6-7,2-6 |
| ITF M25 Trimbach | 2021/03/10 11:45 | Elmar Ejupovic v Niklas Schell | 7-6,6-4 |
| ITF M25 Trimbach | 2021/03/09 12:00 | Niklas Schell v Johann Lars | 6-3,6-4 |
| ITF M25 Trimbach | 2021/03/08 12:50 | Niklas Schell v Kilian Feldbausch | 6-3,6-4 |
| German Championship | 2020/12/10 15:30 | Daniel Masur v Niklas Schell | 6-1,6-3 |
| German Championship | 2020/12/09 14:00 | Thomas Jan Dafcik v Niklas Schell | 3-6,4-6 |
| ITF M15 Sarreguemines | 2020/10/25 14:05 | Niklas Schell v Kenneth Raisma | 6-7,6-7 |
| ITF M15 Forbach | 2020/09/28 15:45 | Kai Lemstra v Niklas Schell | 6-4,7-6 |