Sebastien De Chaunac defeated Santiago Ventura 6-4 6-1 in the Australian Open qualifying round of 32 on hard. The upset overturned the form book — Santiago Ventura came in defending last year's round of 128.
De Chaunac S. took it in straight sets.
Sebastien De Chaunac beat Santiago Ventura 6-4 6-1. Umpiry, "Sebastien De Chaunac vs Santiago Ventura — Australian Open Qualifying Round of 32", https://umpiry.com/match/2009-01-17/chaunac-vs-ventura-australian-open-q32?utm_source=cite (as of 17 January 2009).