Harmony Tan vs Mary Stoiana — US Open Qualifying Round of 128
Tan H.
Mary Stoiana lost to Harmony Tan in the qualifying round one of the US Open, 6-4, 6-3. Stoiana hit one ace and two double faults, while Tan also had one ace and three double faults. Stoiana won 76 percent of her first serves and converted 57 percent of her break points, but was unable to overcome Tan's four service breaks to one.
Key context
- Match story: Mary Stoiana closed it out in two sets, 6–4 6–3.
Head to head
No previous meetings on record.
Statistics
This seasonAverages over each player's completed matches in the selected window (36 vs 48). ATP, WTA & Challenger.
Win Probability
Pre-match · updated 22:50 UTC50–58%
58–67%
67–80%
80%+
Toss-up · Too close to call
Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
Umpiry Score
Pre-matchThe Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Freshness
Recent loadTan H.: 3 days rest · 1 match, 19 games (7d) · Stoiana M.: 1 day rest · 3 matches, 79 games (7d). Higher means fresher. About