Magdalena Maleeva defeated Magui Serna 6-1 6-1 in the Australian Open round of 128 on hard. The upset overturned the form book — Magui Serna came in leading the head-to-head 3–1, defending last year's round of 128. Magdalena Maleeva narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-18 | New Haven | R16 | hard | Magui Serna | 7-6(4) 6-3 |
| 2003-08-11 | Toronto | R32 | hard | Magui Serna | 2-6 6-3 6-4 |
| 2001-06-18 | Eastbourne | R16 | grass | Magui Serna | 7-5 6-2 |
| 2001-03-08 | Indian Wells | R32 | hard | Magdalena Maleeva | 7-5 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.