Kim Clijsters defeated Ai Sugiyama 6-1 6-4 in the US Open round of 32 on hard. The result followed the form book — Kim Clijsters came in leading the head-to-head 5–3. Kim Clijsters extended the head-to-head to 6–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-07-25 | Stanford | R16 | hard | Kim Clijsters | 6-1 6-2 |
| 2003-06-23 | Wimbledon | R16 | grass | Kim Clijsters | 6-3 6-2 |
| 2003-05-12 | Rome | SF | clay | Kim Clijsters | 6-3 6-2 |
| 2003-02-24 | Scottsdale | F | hard | Ai Sugiyama | 3-6 7-5 6-4 |
| 2001-07-30 | San Diego | R32 | hard | Ai Sugiyama | 6-3 6-3 |
| 2001-03-08 | Indian Wells | R16 | hard | Kim Clijsters | 6-4 4-6 6-2 |
| 2000-10-30 | Leipzig | R32 | carpet | Kim Clijsters | 6-0 6-2 |
| 2000-05-29 | Roland Garros | R128 | clay | Ai Sugiyama | 6-2 3-6 6-2 |
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 (177 vs 148). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About