Gustavo Junqueira De Andrade defeated Rodrigo Antonio Grilli 6-3 6-4 in the Brazil F16 round of 16 on clay. The upset overturned the form book — Rodrigo Antonio Grilli came in leading the head-to-head 1–0. Gustavo Junqueira De Andrade claimed a first win over Rodrigo Antonio Grilli in two meetings, levelling the head-to-head at 1–1.
Junqueira De Andrade G. took it in straight sets.
Gustavo Junqueira De Andrade beat Rodrigo Antonio Grilli 6-3 6-4. Umpiry, "Gustavo Junqueira De Andrade vs Rodrigo Antonio Grilli — Brazil F16 Round of 16", https://umpiry.com/match/2009-08-24/andrade-vs-grilli-brazil-f16-r16?utm_source=cite (as of 24 August 2009).