Stadium: CTA 2 Round: 44
| ITF Women Amarante | 2018/06/17 09:00 | Sara Lanca v Martinez Moral, Uxia | 4-6,3-6 |
| ITF Women Amarante | 2018/06/17 09:00 | Bertschmann, Stephanie v Antoniuk, Mariia | 6-2,6-0 |
| ITF Women Obidos Qual | 2018/05/28 13:25 | Bertschmann, Stephanie v Lara Schmidt | 1-6,1-6 |
| ITF Women Obidos Qual | 2018/05/27 09:30 | Sara Lanca v Bertschmann, Stephanie | 3-6,1-6 |
| ITF Women Oeiras | 2018/05/19 09:30 | Adrover Gallego, Isabel v Bertschmann, Stephanie | 6-2,6-3 |
| ITF Women Wiesbaden Qual | 2018/04/23 10:30 | Koelzer, Romy v Bertschmann, Stephanie | 6-0,6-3 |
| ITF Women Obidos Qual | 2018/04/16 13:00 | Bertschmann, Stephanie v Carrillo Marin, Alba | 1-6,1-6 |
| ITF Women Seville Qual | 2017/10/07 12:00 | Molina Megias, Carlota v Bertschmann, Stephanie | 6-0,6-0 |
| ITF Women Aschaffenburg Qual | 2017/07/16 09:00 | Bertschmann, Stephanie v Meers, Luna | 3-6,1-6 |