Franco Squillari defeated Albert Costa 6-4 6-4 2-6 6-4 in the Roland Garros quarter-final on clay. The upset overturned the form book — Albert Costa came in leading the head-to-head 3–0, defending last year's round of 32. Franco Squillari claimed a first win over Albert Costa in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-05 | Estoril | R32 | clay | Albert Costa | 6-1 6-3 |
| 1998-07-27 | Kitzbuhel | SF | clay | Albert Costa | 7-5 1-6 6-3 |
| 1998-07-20 | Stuttgart Outdoor | R32 | clay | Albert Costa | 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 (196 vs 200). ATP, WTA & Challenger.