Sandra Kleinova defeated Mariana Diaz Oliva 6-3 6-3 in the Liege 50K round of 16 on clay. The upset overturned the form book — Mariana Diaz Oliva came in leading the head-to-head 2–0. Sandra Kleinova claimed a first win over Mariana Diaz Oliva in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-04-29 | Bol | R32 | clay | Mariana Diaz Oliva | 6-2 6-3 |
| 1998-04-27 | Bol | R16 | clay | Mariana Diaz Oliva | 7-6 6-1 |
Averages over each player's completed matches in the selected window (7 vs 22). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About