Stadium: Center Court Round: 26 Ground: Carpet indoor
| ITF W25 Altenkirchen | 2020/02/25 11:30 | Marina Melnikova v Zaja, Anna | 4-6,3-6 |
| Cairo, Singles Qualifying W-ITF-EGY-07A | 2020/02/17 11:50 | Anastasia Gasanova v Zaja, Anna | 6-2,3-6,11-9 |
| Cairo, Singles Qualifying W-ITF-EGY-07A | 2020/02/16 12:35 | Pradova, Martina v Zaja, Anna | 2-6,1-6 |
| Cairo, Singles Qualifying W-ITF-EGY-06A | 2020/02/13 10:30 | Martina Trevisan v Zaja, Anna | 6-0,6-3 |
| Cairo, Singles Qualifying W-ITF-EGY-06A | 2020/02/12 12:00 | Zaja, Anna v Dejana Radanovic | 6-4,3-6,7-5 |
| Cairo, Singles Qualifying W-ITF-EGY-06A | 2020/02/10 14:25 | Carreras, Amanda v Zaja, Anna | 4-6,2-6 |
| Cairo, Singles Qualifying W-ITF-EGY-06A | 2020/02/09 12:20 | Pradova, Martina v Zaja, Anna | 4-6,2-6 |
| ITF W60 Andrezieux-Boutheon | 2020/01/29 14:45 | Raluca Georgiana Serban v Zaja, Anna | 6-4,6-0 |
| ITF W25 Altenkirchen | 2020/02/25 10:00 | Chiara Scholl v Nastasja Schunk | 2-6,1-6 |
| ITF - W15 Monastir | 2020/02/13 11:10 | Taylor, Gabriella v Nastasja Schunk | 6-1,6-2 |
| ITF - W15 Monastir | 2020/02/12 10:20 | Kalava, Iikhitha v Nastasja Schunk | 1-6,3-6 |
| ITF - W15 Antalya | 2020/02/06 13:00 | Nastasja Schunk v Sapfo Sakellaridi | 3-6,2-6 |
| ITF - W15 Antalya | 2020/02/06 10:10 | Nastasja Schunk v Anil, Cemre | 7-5,7-6 |
| Stuttgart-Stammheim, Singles W-ITF-GER-01A | 2019/01/22 10:25 | Nastasja Schunk v Kajuru, Ange Oby | 3-6,3-6 |