Stadium: Court 2 Round: 54 Ground: Clay
| ITF W25 Verbier | 2023/08/21 08:00 | Rebecca Frant v Katharina Rothacker | 4-6,6-2,10-5 |
| ITF W25 Verbier | 2023/08/20 09:20 | Elisa Vigano v Katharina Rothacker | 2-6,4-6 |
| ITF W25 Koge | 2023/07/30 08:00 | Katharina Rothacker v Emilie Elde | 5-7,2-6 |
| ITF W15 Kocevje | 2023/06/07 07:00 | Dadaciu, Sabina v Katharina Rothacker | 6-1,6-3 |
| ITF W25 Troisdorf | 2023/05/28 08:00 | Tilbuerger, Jantje v Katharina Rothacker | 6-1,6-0 |
| ITF - W15 Antalya | 2023/05/14 12:00 | Katharina Rothacker v Mariam Karadzhaeva | 6-7,2-6 |
| ITF - W15 Antalya | 2023/05/09 12:40 | Katharina Rothacker v Anastasia Lizunova | 2-6,4-6 |
| ITF - W15 Antalya | 2023/05/08 07:30 | Marina Bulbarella v Katharina Rothacker | 6-3,2-6,4-10 |