Sebastien Grosjean defeated Cedric Pioline 6-1 5-7 6-1 in the Lyon round of 32 on clay. The upset overturned the form book — Cedric Pioline came in leading the head-to-head 5–0. Sebastien Grosjean claimed a first win over Cedric Pioline in six meetings, narrowing the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-02-14 | Rotterdam | R16 | hard | Cedric Pioline | 7-6(5) 6-7(3) 6-3 |
| 1999-06-14 | Nottingham | R16 | grass | Cedric Pioline | 6-2 6-0 |
| 1998-10-19 | Lyon | R32 | clay | Cedric Pioline | 6-7(4) 6-4 6-1 |
| 1998-04-20 | Monte Carlo Masters | R32 | clay | Cedric Pioline | 6-1 7-6(5) |
| 1997-10-13 | Lyon | R32 | clay | Cedric Pioline | 4-6 7-5 6-3 |
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 23). ATP, WTA & Challenger.