| German Championship Women | 2020/12/11 10:30 | Mara Guth v Nastasja Schunk | 1-6,3-6 |
| German Championship Women | 2021/12/09 11:30 | Nastasja Schunk v Ellen Linsenbolz | 6-3,6-2 |
| German Championship Women | 2021/12/07 11:00 | Nastasja Schunk v Sophie Greiner | 6-3,6-0 |
| ITF W25 Lagos | 2021/10/14 15:20 | Antonia Ruzic v Nastasja Schunk | 6-2,6-3 |
| ITF W25 Lagos | 2021/10/13 13:25 | Turati, Bianca v Nastasja Schunk | 7-5,4-6,3-6 |
| ITF W25 Loule | 2021/10/07 12:50 | Harmony Tan v Nastasja Schunk | 6-1,6-4 |
| ITF W25 Loule | 2021/10/06 12:40 | Di Giuseppe, Martina v Nastasja Schunk | 2-6,1-6 |
| ITF W80 Wiesbaden | 2021/09/20 10:45 | Nastasja Schunk v Kamilla Bartone | 3-6,6-4,7-10 |
| WTA Karlsruhe | 2021/09/10 14:15 | Cristian, Jaqueline Adina v Nastasja Schunk | 6-1,6-1 |
| German Championship Women | 2021/12/08 15:00 | Nicole Rivkin v Mara Guth | 6-4,5-7,1-6 |
| German Championship Women | 2021/12/06 13:00 | Julia Victoria Rennert v Mara Guth | 3-6,2-6 |
| ITF - W15 Monastir | 2021/10/23 08:30 | Jennifer Luikham v Mara Guth | 1-6,6-4,7-5 |
| ITF - W15 Monastir | 2021/10/21 08:30 | Mara Guth v Kathleen Kanev | 7-5,4-6,6-4 |
| ITF - W15 Monastir | 2021/10/19 10:05 | Peiretti, Ginevra v Mara Guth | 1-6,0-6 |
| ITF - W15 Monastir | 2021/10/15 11:10 | Rossi, Federica v Mara Guth | 5-7,6-4,6-1 |
| ITF - W15 Monastir | 2021/10/14 11:30 | Milenkovic, Kristina v Mara Guth | 1-6,3-6 |
| ITF - W15 Monastir | 2021/10/13 13:00 | Mara Guth v Chiraz Bechri | 6-3,6-2 |