Mariana Diaz Oliva defeated Bethanie Mattek Sands 6-4 6-3 in the US Open round of 128 on hard. The result followed the form book — Mariana Diaz Oliva came in leading the head-to-head 1–0. Mariana Diaz Oliva extended the head-to-head to 2–0.
Diaz Oliva M. took it in straight sets.
Diaz Oliva M. and Mattek Sands B. faced 2 of the same opponents in the last 12 months. Diaz Oliva M. went 1–1 (50%) against them, Mattek Sands B. 1–1 (50%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Mariana Diaz Oliva beat Bethanie Mattek Sands 6-4 6-3. Umpiry, "Mariana Diaz Oliva vs Bethanie Mattek Sands — US Open Round of 128", https://umpiry.com/match/2005-08-29/oliva-vs-sands-us-open-r128?utm_source=cite (as of 29 August 2005).