

Tomas Machac defeated Frances Tiafoe 6-4 6-4 7-6 in the Australian Open round of 64 on hard. The upset overturned the form book — Frances Tiafoe came in ranked #19, leading the head-to-head 1–0, defending last year's round of 32. Tomas Machac claimed a first win over Frances Tiafoe in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-01-02 | United Cup | RR | hard | Frances Tiafoe | 6-3 2-4 RET |
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 (121 vs 130). 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.