Laura Ioana Andrei defeated Elitsa Kostova 6-4 7-5 in the Bals 10K qualifying round on clay. The upset overturned the form book — Elitsa Kostova came in leading the head-to-head 3–0. Laura Ioana Andrei claimed a first win over Elitsa Kostova in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-03 | Dobrich 25K | R32 | clay | Elitsa Kostova | 6-2 6-0 |
| 2009-11-09 | Le Havre 10K | SF | clay | Elitsa Kostova | 6-0 6-2 |
| 2009-06-29 | Mont-De-Marsan 25K | R32 | clay | Elitsa Kostova | 6-0 6-1 |
Averages over each player's completed matches in the selected window (30 vs 200). 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