| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-01-06 | Sydney | R16 | hard | Juan Martin del Potro | 1-6 6-3 6-4 |
| 2007-08-27 | US Open | R128 | hard | Juan Martin del Potro | 6-0 6-4 6-2 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.