Pedro Sakamoto defeated Juan Ignacio Londero 4-6 7-5 7-5 in the San Luis Potosi CH qualifying round 1 on clay. The upset overturned the form book — Juan Ignacio Londero came in defending last year's round of 16. Pedro Sakamoto extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-05-27 | Argentina F8 | R32 | clay | Pedro Sakamoto | 4-6 6-4 6-4 |
| 2013-05-06 | Argentina F5 | R32 | clay | Juan Ignacio Londero | 7-5 6-1 |
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
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About