Stadium: Centre Court Versmold Round: 1
| ITF W25 - Horb | 2019/07/24 13:00 | Katharina Gerlach v Angelina Wirges | 6-3,6-1 |
| ITF - W25 Orlando | 2019/11/13 14:55 | Maria Lourdes Carle v Katharina Gerlach | 4-6,6-3,7-5 |
| ITF W60 Colina | 2019/11/08 17:00 | Allie Kiick v Katharina Gerlach | 6-4,6-4 |
| ITF W60 Colina | 2019/11/07 15:00 | Carolina Alves v Katharina Gerlach | 6-7,6-4,5-7 |
| ITF W60 Colina | 2019/11/06 14:00 | Luisa Stefani v Katharina Gerlach | 1-6,2-6 |
| ITF W60 Asuncion | 2019/10/29 22:50 | Renata Zarazua v Katharina Gerlach | 6-2,6-0 |
| ITF W25 - Sevilla | 2019/10/17 09:25 | Katharina Gerlach v Cristina Bucsa | 6-2,4-6,5-7 |
| ITF W25 - Sevilla | 2019/10/16 14:30 | Dejana Radanovic v Katharina Gerlach | 2-6,4-6 |
| ITF W25 Riba-Roja de Turia | 2019/10/11 08:30 | Marie Benoit v Katharina Gerlach | 6-4,4-6,6-3 |
| ITF W25 - Altenkirchen | 2020/02/24 13:00 | Romy Koelzer v Angelina Wirges | 6-4,1-6,10-6 |
| ITF W25 - Altenkirchen | 2020/02/23 14:10 | Angelina Wirges v Sofia Nami Samavati | 6-2,6-2 |
| ITF W25 - Braunschweig | 2019/08/19 10:00 | Angelina Wirges v Carmen Schultheiss | 4-6,4-6 |
| ITF W25 - Horb | 2019/07/24 13:00 | Katharina Gerlach v Angelina Wirges | 6-3,6-1 |
| ITF Women Santa Margherita | 2018/10/07 08:00 | Maryna Chernyshova v Angelina Wirges | 6-2,6-3 |
| ITF Women Leipzig | 2018/08/15 10:25 | Isabella Shinikova v Angelina Wirges | 6-4,6-4 |
| ITF Women Santa Margherita Qual | 2017/10/08 13:00 | Angelina Wirges v Federica Bilardo | 3-6,1-6 |
| ITF Women Braunschweig Qual | 2017/08/20 08:00 | Angelina Wirges v Janna Hildebrand | 4-6,4-6 |