Juan Martin del Potro defeated Tommy Haas 6-2 6-1 in the Washington semi-final on hard. The result followed the form book — Juan Martin del Potro came in leading the head-to-head 4–0, defending last year's round of 32. Juan Martin del Potro extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-29 | Washington | SF | hard | Juan Martin del Potro | 7-6(4) 6-3 |
| 2013-03-07 | Indian Wells Masters | R16 | hard | Juan Martin del Potro | 6-1 6-2 |
| 2012-08-12 | Cincinnati Masters | R32 | hard | Juan Martin del Potro | 7-5 6-2 |
| 2011-10-24 | Vienna | QF | hard | Juan Martin del Potro | 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