Sam Querrey defeated Luis Horna 7-6 6-4 in the Estoril round of 32 on clay. The result followed the form book — Sam Querrey came in leading the head-to-head 1–0. Sam Querrey extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-03-13 | Indian Wells Masters | R128 | hard | Sam Querrey | 7-6(5) 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.