Santiago Giraldo defeated Thomaz Bellucci 6-2 6-4 in the Auckland quarter-final on hard. The upset overturned the form book — Thomaz Bellucci came in defending last year's round of 16. Santiago Giraldo extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-05-17 | Geneva | SF | clay | Thomaz Bellucci | 6-3 6-4 |
| 2014-02-17 | Rio de Janeiro | R32 | clay | Thomaz Bellucci | 3-6 6-4 6-3 |
| 2012-04-06 | Davis Cup G1 R2: BRA vs COL | RR | clay | Thomaz Bellucci | 6-2 7-6 6-2 |
| 2011-04-18 | Barcelona | R64 | clay | Santiago Giraldo | 7-5 6-3 |
| 2008-04-11 | Davis Cup G1 R2: BRA vs COL | RR | clay | Santiago Giraldo | 6-7 4-6 6-3 6-4 6-2 |
| 2006-06-12 | Brazil F5 | QF | clay | Santiago Giraldo | 6-4 5-7 7-5 |
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