Magui Serna defeated Amanda Coetzer 7-5 7-6 in the US Open round of 32 on hard. The upset overturned the form book — Amanda Coetzer came in leading the head-to-head 6–0, defending last year's round of 128. Magui Serna claimed a first win over Amanda Coetzer in seven meetings, narrowing the head-to-head to 6–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-09 | Zurich | R32 | hard | Amanda Coetzer | 6-4 6-1 |
| 2000-04-10 | Amelia Island | R32 | clay | Amanda Coetzer | 6-4 6-4 |
| 1999-02-02 | Tokyo | R32 | hard | Amanda Coetzer | 6-2 6-1 |
| 1998-08-24 | New Haven | R32 | hard | Amanda Coetzer | 7-6 6-3 |
| 1998-04-06 | Amelia Island | R32 | clay | Amanda Coetzer | 6-3 6-3 |
| 1997-01-13 | Australian Open | R32 | hard | Amanda Coetzer | 6-3 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 (16 vs 7). ATP, WTA & Challenger.