Justin Gimelstob defeated Wayne Black 6-1 6-2 in the Coral Springs round of 16 on clay. The upset overturned the form book — Wayne Black came in leading the head-to-head 1–0. Justin Gimelstob claimed a first win over Wayne Black in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-31 | US Open | R128 | hard | Wayne Black | 3-6 7-5 2-3 RET |
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 (200 vs 100). ATP, WTA & Challenger.