Stadium: Court 5 Round: 62 Ground: Clay
| ITF Women Daytona Beach Qual | 2018/01/08 19:30 | Katharina Gerlach v Rachel May Pierson | 6-3,6-2 |
| ITF Women Daytona Beach Qual | 2018/01/07 15:00 | Katharina Gerlach v Salma Djoubri | 6-2,6-0 |
| ITF Women Castellon | 2017/11/28 13:45 | Katharina Gerlach v Noelia Bouzo Zanotti | 6-4,6-4 |
| ITF Women Santa Margherita | 2017/10/06 13:00 | Michaela Honcova v Katharina Gerlach | 3-6,7-5,6-3 |
| ITF Women Santa Margherita | 2017/10/05 16:05 | Nicoleta-Catalina Dascalu v Katharina Gerlach | 6-4,3-6,6-7 |
| ITF Women Santa Margherita | 2017/10/04 15:15 | Katharina Gerlach v Dejana Radanovic | 6-0,7-6 |
| ITF Women Santa Margherita Qual | 2017/10/03 10:30 | Katharina Gerlach v Charlotte Robillard-Millette | 6-3,6-2 |
| ITF Women Santa Margherita | 2017/09/27 13:00 | Polona Hercog v Katharina Gerlach | 6-2,5-7,6-4 |
| ITF Women Daytona Beach Qual | 2018/01/08 19:30 | Alexa Ryngler v Emiliana Arango | 6-1,6-3 |
| ITF Women Daytona Beach Qual | 2018/01/07 15:00 | Alexis Thoma v Alexa Ryngler | 1-6,0-6 |
| ITF Women Santiago | 2017/12/06 14:00 | Chiara Scholl v Alexa Ryngler | 6-1,6-3 |
| ITF Women Santiago | 2017/12/04 14:00 | Pauline Wuarin v Alexa Ryngler | 2-6,0-6 |
| ITF Women Santiago Qual | 2017/12/03 14:00 | Alexa Ryngler v Maria Virginia Bosch | 6-1,6-0 |
| ITF Women Santiago | 2017/11/29 16:45 | Fernanda Brito v Alexa Ryngler | 6-0,6-1 |
| ITF Women Santiago | 2017/11/28 15:55 | Maria D R Vazquez v Alexa Ryngler | 0-6,3-6 |
| ITF Women Norman Qual | 2017/11/13 18:00 | Alexa Ryngler v Elysia Bolton | 2-6,2-6 |