
Gabriel Diallo defeated Zizou Bergs 6-1 6-2 in the Madrid Masters round of 128 on clay. The upset overturned the form book — Zizou Bergs came in ranked #40, defending last year's round of 128. Gabriel Diallo extended the head-to-head to 2–1.
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.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-10-01 | Shanghai Masters | R16 | hard | Zizou Bergs | 3-6 7-5 7-6(8) |
| 2025-06-09 | s Hertogenbosch | F | grass | Gabriel Diallo | 7-5 7-6(8) |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.