Rodolphe Cadart defeated Thierry Guardiola 4-6 6-3 6-4 in the Australian Open qualifying round of 128 on hard. The upset overturned the form book — Thierry Guardiola came in leading the head-to-head 1–0. Rodolphe Cadart claimed a first win over Thierry Guardiola in two meetings, levelling the head-to-head at 1–1.
Cadart R. came through in three sets.
Hard: Cadart R. leads 1–0 · Clay: Guardiola T. leads 1–0
Rodolphe Cadart beat Thierry Guardiola 4-6 6-3 6-4. Umpiry, "Rodolphe Cadart vs Thierry Guardiola — Australian Open Qualifying Round of 128", https://umpiry.com/match/2000-01-17/cadart-vs-guardiola-australian-open-q128?utm_source=cite (as of 17 January 2000).