Stadium: Court 6 Round: 24 Ground: Clay
| ITF - W25 Tucuman | 2022/10/10 17:00 | Katja Markus v Carla Markus | 2-6,0-6 |
| ITF - W25 Tucuman | 2023/02/27 13:00 | Marina Bulbarella v Katja Markus | 6-7,6-3,6-10 |
| ITF - W25 Tucuman | 2023/02/26 12:00 | Katja Markus v Sol Rabin | 3-6,6-4,10-8 |
| ITF - W25 Tucuman | 2023/02/20 13:00 | Paloma G Weinreich v Katja Markus | 6-3,6-0 |
| ITF - W25 Tucuman | 2023/02/19 12:00 | Katja Markus v Florencia B Moron | 6-4,6-2 |
| ITF - W15 Buenos Aires | 2022/11/27 15:30 | Paula Corbalan v Katja Markus | 2-6,7-5,10-6 |
| ITF - W25 Tucuman | 2022/10/10 17:00 | Katja Markus v Carla Markus | 2-6,0-6 |
| ITF - W15 Eldorado | 2022/10/03 16:30 | Katja Markus v Tea Zivic | 3-6,3-6 |
| ITF - W15 Eldorado | 2022/10/02 16:30 | Katja Markus v Pilar B Lespiau | 6-3,6-4 |
| ITF - W25 Tucuman | 2023/02/22 14:25 | Carla Markus v Emily Seibold | 6-3,2-6,4-6 |
| ITF - W25 Tucuman | 2023/02/21 14:05 | Carla Markus v Emilse Lujan Ruiz | 6-1,6-3 |
| ITF - W25 Buenos Aires | 2023/01/15 12:00 | Carla Markus v Marian G P Cano | 2-6,4-6 |
| ITF - W25 Buenos Aires | 2023/01/10 19:25 | Lourdes Ayala v Carla Markus | 6-2,6-3 |
| ITF - W25 Buenos Aires | 2023/01/09 15:00 | Serena P Giubbani v Carla Markus | 2-6,6-1,8-10 |
| ITF - W25 Buenos Aires | 2023/01/08 15:00 | Carla Markus v Maria C F Turchetto | 7-5,6-1 |
| ITF - W15 Buenos Aires | 2022/11/29 14:40 | Maria Jose Zehnder v Carla Markus | 7-6,7-5 |
| ITF - W15 Mar del Plata | 2022/11/22 13:00 | Carla Markus v Carola Celina Sosa | 4-6,6-4,10-7 |