Constance Sibille defeated Vivian Heisen 7-6 6-1 in the Hechingen 25K round of 32 on clay. The result followed the form book — Constance Sibille came in leading the head-to-head 1–0. Constance Sibille extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-29 | Bad Saulgau 25K | Q16 | clay | Constance Sibille | 4-4 |
Averages over each player's completed matches in the selected window (46 vs 65). 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