
Martin Damm defeated Dan Martin 6-2 6-4 in the Sioux Falls CH round of 32 on hard. The result followed the form book — Martin Damm came in defending last year's round of 32.
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
Averages over each player's completed matches in the selected window (73 vs 55). 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.