Wayne Ferreira defeated Jan Siemerink 6-3 7-6 6-4 in the Roland Garros round of 128 on clay. The upset overturned the form book — Jan Siemerink came in leading the head-to-head 4–1, defending last year's round of 128. Wayne Ferreira narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-10 | Cincinnati Masters | R32 | hard | Jan Siemerink | 7-6 6-4 |
| 1998-05-04 | Hamburg Masters | R64 | clay | Wayne Ferreira | 6-4 6-2 |
| 1996-08-12 | New Haven | SF | hard | Jan Siemerink | 6-3 3-6 6-3 |
| 1995-08-21 | Long Island | R32 | hard | Jan Siemerink | 6-3 2-6 6-4 |
| 1995-01-09 | Auckland | R32 | hard | Jan Siemerink | 2-6 7-5 6-3 |
Averages over each player's completed matches in the selected window (199 vs 199). 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