Kristie Ahn defeated Sloane Stephens 7-5 6-1 in the Landisville PA 10K qualifying round on hard. The upset overturned the form book — Sloane Stephens came in leading the head-to-head 1–0. Kristie Ahn claimed a first win over Sloane Stephens in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-28 | Wimbledon | R64 | grass | Sloane Stephens | 7-5 6-3 |
Averages over each player's completed matches in the selected window (186 vs 200). ATP, WTA & Challenger.
Stephens S.: 5 days rest · 3 matches, 60 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About