
Mariano Navone defeated Jan Lennard Struff 6-7 6-2 6-4 in the Cincinnati Masters qualifying round 1 on hard. The upset overturned the form book — Jan Lennard Struff came in ranked #41, defending last year's round of 64.
No previous meetings on record.
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 (90 vs 71). 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.