Lleyton Hewitt defeated David Nalbandian 6-3 6-2 1-6 3-6 10-8 in the Australian Open quarter-final on hard. The upset overturned the form book — David Nalbandian came in leading the head-to-head 3–2, defending last year's quarter-final, but Lleyton Hewitt had been the form player, winning 2 of their last 4 on hard. Lleyton Hewitt narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-01-17 | Australian Open | R128 | hard | David Nalbandian | 3-6 6-4 3-6 7-6(1) 9-7 |
| 2009-01-12 | Sydney | QF | hard | David Nalbandian | 7-6(3) 7-5 |
| 2005-07-15 | Davis Cup WG QF: AUS vs ARG | RR | grass | David Nalbandian | 6-2 6-4 6-4 |
| 2002-06-24 | Wimbledon | F | grass | Lleyton Hewitt | 6-1 6-3 6-2 |
| 2002-04-22 | Barcelona | R16 | clay | Lleyton Hewitt | 6-2 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About