

Jan Lennard Struff defeated Frances Tiafoe 3-6 7-6 6-3 6-7 6-3 in the Roland Garros round of 128 on clay. The upset overturned the form book — Frances Tiafoe came in ranked #19, leading the head-to-head 2–1, defending last year's round of 128. Jan Lennard Struff narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-25 | US Open | R32 | hard | Jan Lennard Struff | 6-4 6-3 7-6(7) |
| 2023-06-12 | Stuttgart | F | grass | Frances Tiafoe | 4-6 7-6(1) 7-6(8) |
| 2019-10-14 | Antwerp | R16 | hard | Frances Tiafoe | 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
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.