| ITF W15 Bol | 05/20 13:30 | 62 | Manuella Persson v Rothacker, Katharina | 1-6,6-1,13-11 | |
| Varberg, Singles W-ITF-SWE-02A | 05/01 14:05 | 25 | Isabel Skoog v Rothacker, Katharina | 5-7,6-4,6-1 | |
| Varberg, Singles W-ITF-SWE-02A | 04/30 09:35 | 54 | Tiana Tian Deng v Rothacker, Katharina | 3-6,4-6 | |
| Varberg, Singles W-ITF-SWE-02A | 04/29 08:15 | 54 | Anna Krljic v Rothacker, Katharina | 6-3,6-7,4-10 | |
| ITF W25 Verbier | 08/21 08:00 | 45 | Rebecca Frant v Rothacker, Katharina | 4-6,6-2,10-5 | |
| ITF W25 Verbier | 08/20 09:20 | 45 | Elisa Vigano v Rothacker, Katharina | 2-6,4-6 | |
| ITF W25 Koge | 07/30 08:00 | 45 | Rothacker, Katharina v 엘드, 에밀리 | 5-7,2-6 | |
| ITF W15 Kocevje | 06/07 07:00 | 45 | Dadaciu, Sabina v Rothacker, Katharina | 6-1,6-3 | |
| ITF W25 Troisdorf | 05/28 08:00 | 54 | 틸부엘거, 잔트제 v Rothacker, Katharina | 6-1,6-0 | |
| ITF W15 Antalya | 05/14 12:00 | 62 | Rothacker, Katharina v 카라드자에바, 마리암 | 6-7,2-6 | |
| ITF W15 Antalya | 05/09 12:40 | 62 | Rothacker, Katharina v Anastasia Lizunova | 2-6,4-6 | |
| ITF W15 Antalya | 05/08 07:30 | 62 | Marina Bulbarella v Rothacker, Katharina | 6-3,2-6,4-10 | |
| ITF W15 Antalya | 05/07 07:00 | 62 | Feyza Ebrar Aydin v Rothacker, Katharina | 3-6,2-6 | |
| ITF W15 Antalya | 04/24 11:30 | 62 | Pochtovyk, Krystyna v Rothacker, Katharina | 6-3,6-0 | |
| ITF W15 Antalya | 04/23 07:00 | 62 | Reece Viola Hamilton v Rothacker, Katharina | 1-6,1-6 | |
| ITF W15 Antalya | 04/16 07:00 | 62 | Rothacker, Katharina v Rianna Ioana Coreisa | 2-6,3-6 | |
| ITF W15 Sharm El Sheikh | 12/11 08:00 | 44 | Rothacker, Katharina v Mariam Atia | 1-6,2-6 | |
| ITF W15 Sharm El Sheikh | 12/04 08:00 | 44 | Rothacker, Katharina v 마카로바, 에카테리나 (1996) | 2-6,4-6 | |
| ITF W15 Sharm El Sheikh | 11/28 10:30 | 44 | 루스테모바, 자넬 v Rothacker, Katharina | 6-4,6-1 | |
| ITF W15 Sharm El Sheikh | 11/27 08:00 | 44 | Ruamrak, Pawinee v Rothacker, Katharina | 2-6,4-6 | |
| ITF W15 Monastir | 11/07 10:30 | 44 | Rothacker, Katharina v Rebecca Frant | 3-6,2-6 | |
| ITF W15 Monastir | 11/06 13:00 | 44 | Rothacker, Katharina v Mayerova, Mia | 6-1,6-3 | |
| ITF W60 Monastir | 10/31 08:30 | 44 | Rothacker, Katharina v 고르돌라이미, 엘레니 | 0-6,1-6 | |
| ITF W15 Sharm El Sheikh | 10/02 08:00 | 44 | Alian Zack v Rothacker, Katharina | 6-2,6-3 | |
| ITF W15 Sharm El Sheikh | 09/26 08:00 | 44 | Daria Domova v Rothacker, Katharina | 6-1,6-2 | |
| ITF W15 Erwitte | 08/15 09:30 | 54 | Indira Marie Schmerling v Rothacker, Katharina | 6-4,6-2 | |
| ITF W25 Koksijde | 08/07 11:00 | 54 | Rothacker, Katharina v 하게만, 마델리에프 | 3-6,4-6 | |
| ITF W25 Eupen | 08/01 13:00 | 62 | Rothacker, Katharina v 아리아스 만존, 파울라 | 2-6,1-6 | |
| ITF W25 Eupen | 07/31 11:00 | 62 | 살, 아미나타 v Rothacker, Katharina | 2-6,6-1,8-10 | |
| ITF W25 Klosters | 06/19 10:45 | 54 | 마크, 미아 v Rothacker, Katharina | 1-6,6-2,10-6 |