Magui Serna defeated Andrea Glass 6-3 6-2 in the Miami round of 64 on hard. The upset overturned the form book — Andrea Glass came in leading the head-to-head 2–1, defending last year's round of 128, but Magui Serna had been the form player, winning 2 of their last 6 on hard. Magui Serna narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-04-30 | Hamburg | R32 | clay | Andrea Glass | 6-4 6-3 |
| 2000-04-10 | Amelia Island | R64 | clay | Magui Serna | 7-5 6-1 |
| 1999-03-29 | Hilton Head | R64 | clay | Andrea Glass | 6-0 3-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.