| ITF W25 Hamburg | 01/12 16:15 | 25 | Schunk, Nastasja Mariana v Jessica Pieri | 7-5,4-6,3-6 | |
| German Championship Women | 12/13 10:00 | 1 | Schunk, Nastasja Mariana v Noma Noha Akugue | 2-5 | |
| German Championship Women | 12/12 10:00 | - | Schunk, Nastasja Mariana v Selina Dal | 6-2,4-6,6-1 | |
| German Championship Women | 12/11 10:30 | - | Mara Guth v Schunk, Nastasja Mariana | 1-6,3-6 | |
| German Championship Women | 12/10 12:00 | - | Schunk, Nastasja Mariana v Anna Klasen | 6-2,6-1 | |
| ITF W15 Haabneeme | 11/19 09:25 | 26 | Kamilla Bartone v Schunk, Nastasja Mariana | 6-1,6-4 | |
| ITF W15 Haabneeme | 11/18 12:55 | 25 | Schunk, Nastasja Mariana v Anastasia Kulikova | 6-4,6-4 | |
| ITF W15 Lousada | 11/05 16:40 | 26 | Zarycka, Anastatsia v Schunk, Nastasja Mariana | 6-3,1-6,6-0 | |
| ITF W15 Lousada | 11/04 17:45 | 25 | Stephanie J Visscher v Schunk, Nastasja Mariana | 3-6,3-6 | |
| ITF W15 Lousada | 11/02 14:30 | 54 | Nastasja Schunk v Fayard, Juline | 6-4,7-6 | |
| ITF W15 Lousada | 10/28 18:45 | 25 | Murta, Ines v Schunk, Nastasja Mariana | 4-6,6-4,6-3 | |
| ITF W15 Otocec | 09/05 08:00 | 28 | Schunk, Nastasja Mariana v Cvetkovic, Tina | 1-6,6-7 | |
| ITF W15 Otocec | 09/04 08:15 | 27 | Sina Herrmann v Schunk, Nastasja Mariana | 2-6,2-6 | |
| ITF W15 Otocec | 09/03 08:15 | 26 | Schunk, Nastasja Mariana v Eva Vedder | 6-2,6-2 | |
| ITF W15 Otocec | 09/01 12:25 | 25 | Pia Lovric v Schunk, Nastasja Mariana | 1-6,2-6 | |
| ITF W15 Alkmaar | 08/29 11:30 | 28 | Schunk, Nastasja Mariana v Noma Noha Akugue | 3-6,4-6 | |
| ITF W15 Alkmaar | 08/28 14:30 | 27 | Schunk, Nastasja Mariana v Sara Cakarevic | 7-5,6-2 | |
| ITF W15 Alkmaar | 08/27 11:05 | 26 | Schunk, Nastasja Mariana v Emeline Dartron | 6-0,6-2 | |
| ITF W15 Alkmaar | 08/26 09:00 | 25 | Suzan Lamens v Schunk, Nastasja Mariana | 3-6,2-6 | |
| ITF W15 Alkmaar | 08/24 13:00 | 44 | Nastasja Schunk v Ruppert, Lena | 6-4,5-7,10-2 | |
| ITF W15 Alkmaar | 08/24 08:00 | 44 | Nastasja Schunk v Glaude, Laure Line | 6-2,6-0 | |
| DTB German Pro Series Women | 07/26 09:00 | - | Schunk, Nastasja Mariana v Ponomar, Lisa | 4-6,6-3,2-6 | |
| DTB German Pro Series Women | 07/25 12:30 | 1 | Schunk, Nastasja Mariana v Tamara Korpatsch | 7-5,4-6,1-6 | |
| DTB German Pro Series Women | 07/24 14:05 | - | Schunk, Nastasja Mariana v Zaja, Anna | 6-7,6-7 | |
| DTB German Pro Series Women | 07/23 11:00 | 1 | Laura Siegemund v Schunk, Nastasja Mariana | 2-6,6-7 | |
| DTB German Pro Series Women | 07/18 12:30 | 1 | Gerlach, Katharina v Schunk, Nastasja Mariana | 1-6,4-6 | |
| DTB German Pro Series Women | 07/17 08:00 | - | Zaja, Anna v Schunk, Nastasja Mariana | 6-4,6-1 | |
| DTB German Pro Series Women | 07/16 12:40 | - | Anna-Lena Friedsam v Schunk, Nastasja Mariana | Retired | |
| DTB German Pro Series Women | 07/15 08:30 | - | Tamara Korpatsch v Schunk, Nastasja Mariana | 4-6,6-7 | |
| DTB German Pro Series Women | 07/03 14:20 | - | Schunk, Nastasja Mariana v Gerlach, Katharina | 3-6,2-6 |