Santiago Giraldo defeated Ryan Harrison 7-5 6-3 in the London Olympics round of 64 on grass. The upset overturned the form book — Ryan Harrison came in leading the head-to-head 2–0. Santiago Giraldo claimed a first win over Ryan Harrison in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-22 | Atlanta | QF | hard | Ryan Harrison | 6-3 3-6 7-6(2) |
| 2013-01-14 | Australian Open | R128 | hard | Ryan Harrison | 2-6 6-4 7-5 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