Carla Markus defeated Katja Markus 6-2 6-3 in the W25 Erwitte qualifying round of 32 on clay. The result followed the form book — Carla Markus came in leading the head-to-head 1–0. Carla Markus extended the head-to-head to 2–0.
Markus C. took it in straight sets.
Carla Markus beat Katja Markus 6-2 6-3. Umpiry, "Carla Markus vs Katja Markus — W25 Erwitte Qualifying Round of 32", https://umpiry.com/match/2023-08-14/markus-vs-markus-w25-erwitte-q32?utm_source=cite (as of 14 August 2023).