Niels Desein defeated David Guez 6-2 6-2 in the France F19 qualifying round on hard. The upset overturned the form book — David Guez came in leading the head-to-head 1–0. Niels Desein claimed a first win over David Guez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-12 | Tunisia F3 | SF | clay | David Guez | 6-2 6-3 |
Averages over each player's completed matches in the selected window (119 vs 159). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About