Anna Kournikova defeated Patty Schnyder 6-7 6-0 6-3 in the Hilton Head semi-final on clay. The result followed the form book — Anna Kournikova came in leading the head-to-head 3–0. Anna Kournikova extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-24 | Roland Garros | R32 | clay | Anna Kournikova | 6-1 3-6 6-0 |
| 1999-04-05 | Amelia Island | QF | clay | Anna Kournikova | 6-0 6-2 |
| 1998-04-06 | Amelia Island | R16 | clay | Anna Kournikova | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.