Stefan Heckmanns defeated Gabriel Trifu 6-4 6-2 in the USA 6 Masters 3 round of 64 on hard. The upset overturned the form book — Gabriel Trifu came in leading the head-to-head 1–0. Stefan Heckmanns claimed a first win over Gabriel Trifu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-10-15 | USA 6 Masters 4 | R32 | hard | Gabriel Trifu | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.