Kelly Liggan defeated Tiffany Dabek 6-2 6-1 in the Clearwater FL 25K qualifying round on hard. The upset overturned the form book — Tiffany Dabek came in leading the head-to-head 2–0, but Kelly Liggan had been the form player, winning 3 of their last 7 on hard. Kelly Liggan claimed a first win over Tiffany Dabek in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-10 | Jackson MS 25K | R16 | clay | Tiffany Dabek | 7-5 6-3 |
| 1998-09-15 | La Paz 10K | R32 | clay | Tiffany Dabek | 0-6 7-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.