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, levelling the head-to-head at 1–1.
Clavet F. came through in three sets.
Clay: Clavet F. leads 1–0 · Hard: Yzaga J. leads 1–0
Francisco Clavet beat Jaime Yzaga 3-6 6-1 6-2. Umpiry, "Francisco Clavet vs Jaime Yzaga — Sao Paulo Round of 32", https://umpiry.com/match/1993-11-01/clavet-vs-yzaga-sao-paulo-r32?utm_source=cite (as of 1 November 1993).