Yung Jan Chan defeated Jarmila Gajdosova 6-1 6-2 in the Kolkata round of 16 on hard. The upset overturned the form book — Jarmila Gajdosova came in leading the head-to-head 1–0, but Yung Jan Chan had been the form player, winning 4 of their last 5 on hard. Yung Jan Chan claimed a first win over Jarmila Gajdosova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-24 | Roland Garros | R128 | clay | Jarmila Gajdosova | 6-2 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (124 vs 60). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About