Thai Son Kwiatkowski vs Donald Young — Charleston CH Qualifying Round 1
Kwiatkowski T.Thai Son Kwiatkowski defeated Donald Young 6-4 6-4 in the Charleston CH qualifying round 1 on hard. The upset overturned the form book — Donald Young came in defending last year's round of 16.
Key context
- Match story: Thai Son Kwiatkowski edged a tight contest from start to finish — 6–4 6–4.
Head to head
No previous meetings on record.
Serve vs return
This seasonEach player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Statistics
This seasonAverages over each player's completed matches in the selected window (83 vs 16). ATP, WTA & Challenger.
Clutch
Under pressurePerformance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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 loadYoung D.: 2 days rest · 1 match, 21 games (7d). Higher means fresher. About