

Yannick Hanfmann defeated Zizou Bergs 3-6 6-3 6-2 in the Gstaad qualifying round 2 on clay. The upset overturned the form book — Zizou Bergs came in ranked #33, leading the head-to-head 1–0, defending last year's round of 16. Yannick Hanfmann claimed a first win over Zizou Bergs in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-09-26 | Beijing | Q1 | hard | Zizou Bergs | 6-2 6-4 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Hanfmann Y.: 4 days rest · 2 matches, 38 games (7d) · Bergs Z.: 4 days rest · 1 match, 17 games (7d). Higher means fresher. About
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 clay field, opponent-adjusted over 52 weeks). About