Nina Duebbers defeated Alena Nesticka 6-3 6-4 in the US Open qualifying round of 32 on hard. The upset overturned the form book — Alena Nesticka came in defending last year's round of 128. Nina Duebbers extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-07-07 | Darmstadt 25K | QF | clay | Alena Nesticka | 1-6 6-1 6-4 |
| 1998-11-10 | Bossonnens 10K | QF | carpet | Nina Duebbers | 7-5 6-2 |