Jason Kubler defeated Lorenzo Sonego 6-4 7-6 in the Indian Wells Masters round of 128 on hard. The upset overturned the form book — Lorenzo Sonego came in ranked #69, defending last year's round of 64. Jason Kubler extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-02-01 | Murray River Open | R64 | hard | Jason Kubler | 3-6 6-3 6-4 |
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
Averages over each player's completed matches in the selected window (86 vs 180). ATP, WTA & Challenger.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.