
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.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-08-27 | US Open | R128 | hard | Naomi Osaka | 6-3 6-2 |
| 2018-04-02 | Charleston | R32 | clay | Naomi Osaka | 6-3 7-6(8) |
| 2017-05-15 | Rome | R64 | clay | Laura Siegemund | 6-2 6-4 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.