| ITF W15 Cordoba | 2023/11/21 13:00 | Katja Markus v Francesca Mattioli | 6-7,3-6 |
| ITF W15 Buenos Aires | 2023/11/14 18:50 | Katja Markus v Leticia Garcia Vidal | 0-6,0-6 |
| ITF W25 Mendoza | 2023/10/03 14:30 | Maria Camila Torres Murcia v Katja Markus | 6-7,6-1,10-7 |
| ITF W25 Mendoza | 2023/10/02 16:00 | Katja Markus v Catarina M I Melleiro Junior | 6-2,6-2 |
| ITF W25 Lujan | 2023/09/24 13:00 | Katja Markus v Camila Romero | 0-6,2-6 |
| ITF W15 Wanfercee-Baulet | 2023/08/21 07:30 | Vivien Sandberg v Katja Markus | 6-2,6-1 |
| ITF W25 Erwitte | 2023/08/14 10:30 | Katja Markus v Carla Markus | 2-6,3-6 |
| ITF W15 Rosario | 2023/06/27 12:00 | Katja Markus v Michela Castro Zunino | 3-6,2-6 |
| ITF W15 Cordoba | 2023/11/22 15:35 | Susan Doldan v Sylvie Zund | 3-6,1-6 |
| ITF W15 Cordoba | 2023/11/21 16:30 | Carola Celina Sosa v Susan Doldan | 3-6,2-6 |
| ITF W15 Buenos Aires | 2023/11/13 16:00 | Francesca Mattioli v Susan Doldan | 6-3,6-3 |
| ITF W15 Rosario | 2023/06/26 13:00 | Michela Castro Zunino v Susan Doldan | 4-6,6-4,10-2 |
| ITF W15 Buenos Aires | 2023/06/18 16:00 | Susan Doldan v Carolina Xavier Laydner | 4-6,2-6 |
| ITF W15 Curitiba | 2023/05/16 13:00 | Alessandra Caceres v Susan Doldan | 7-5,6-4 |
| ITF W15 Curitiba | 2023/05/15 16:00 | Susan Doldan v Isabelle Turra Karam | 6-3,6-1 |
| UTR Pro Tigre ženy | 2023/03/18 18:40 | Susan Doldan v Maria A Farina | 5-7,2-6 |