Stadion: Teremeer (4) Round: 62 Ground: Hardcourt outdoor
| ITF - M15 - Troisdorf | 2021/05/10 11:00 | Buvaysar Gadamauri v Jonas Maier | 5-7,6-4,4-10 |
| ITF - M15 - Troisdorf | 2021/05/09 10:00 | Jonas Maier v Stefan Loncar | 6-2,3-6,10-8 |
| ITF - M15 - Monastir | 2021/04/12 08:00 | Jonas Maier v Amaury Raynel | 4-6,2-6 |
| ITF - M15 - Monastir | 2021/04/11 09:00 | Simon Sedliak v Jonas Maier | 2-6,4-6 |
| UTR Pro Tennis Series - Kalifornien | 2021/02/20 17:30 | Jonas Maier v Keenan Mayo | 5-7,0-0 |
| UTR Pro Tennis Series - Kalifornien | 2021/02/19 16:00 | Joshua Ortlip v Jonas Maier | 6-7,6-2,5-4 |
| UTR Pro Tennis Series - Kalifornien | 2021/02/18 20:30 | Alexander Sarkissian v Jonas Maier | 6-3,6-4 |
| UTR Pro Tennis Series - Kalifornien | 2021/02/16 21:30 | Aaron Bailey v Jonas Maier | 6-3,6-4 |
| ITF - M15 - Troisdorf | 2021/05/10 11:00 | Andres Gabriel Ciurletti v Timo Stodder | 3-6,2-6 |
| ITF - M15 - Troisdorf | 2021/05/09 10:00 | Tom Clavel v Timo Stodder | 1-6,1-6 |
| ITF - M15 - Sharm El Sheikh | 2021/04/07 07:30 | Mukund Sasikumar v Timo Stodder | 6-4,7-5 |
| ITF - M15 - Sharm El Sheikh | 2021/03/29 10:00 | Timo Stodder v Shohei Chikami | 6-2,3-6,6-10 |
| ITF - M15 - Sharm El Sheikh | 2021/03/28 13:00 | Timo Stodder v Emmanuel Luria | 6-3,6-3 |
| German Championship | 2020/12/10 14:00 | Timo Stodder v Elmar Ejupovic | 1-6,3-6 |
| German Championship | 2020/12/09 12:00 | Timo Stodder v Max Wiskandt | 6-4,6-4 |
| ITF - M15 - Heraklion | 2020/11/27 08:00 | Adrian Andreev v Timo Stodder | 6-3,6-3 |