Francisco Clavet defeated Jaime Yzaga 3-6 6-1 6-2 in the Sao Paulo round of 32 on clay. The upset overturned the form book — Jaime Yzaga came in leading the head-to-head 1–0, defending last year's quarter-final. Francisco Clavet claimed a first win over Jaime Yzaga in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-01-06 | Auckland | R16 | hard | Jaime Yzaga | 6-4 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.