Anastasia Potapova defeated Teodora Kostovic 6-4 7-5 in the Madrid qualifying round of 64 on clay. The result followed the form book — Anastasia Potapova came in ranked #25, defending last year's round of 16.
Potapova A. took it in straight sets.
Potapova A. and Kostovic T. faced 2 of the same opponents in the last 12 months. Potapova A. went 2–0 (100%) against them, Kostovic T. 0–2 (0%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Anastasia Potapova beat Teodora Kostovic 6-4 7-5. Umpiry, "Anastasia Potapova vs Teodora Kostovic — Madrid Qualifying Round of 64", https://umpiry.com/match/2026-04-20/kostovic-vs-potapova-madrid-q64?utm_source=cite (as of 20 April 2026).