Ryan Harrison defeated Guillermo Garcia Lopez 6-4 7-6 in the Madrid Masters round of 64 on clay. The result followed the form book — Ryan Harrison came in leading the head-to-head 5–0, defending last year's round of 32. Ryan Harrison extended the head-to-head to 6–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-01 | Estoril | R32 | clay | Ryan Harrison | 6-3 2-6 6-2 |
| 2017-01-09 | Auckland | R32 | hard | Ryan Harrison | 6-1 6-2 |
| 2016-09-26 | Shenzhen | R32 | hard | Ryan Harrison | 7-5 6-4 |
| 2012-03-08 | Indian Wells Masters | R32 | hard | Ryan Harrison | 6-4 7-5 |
| 2011-03-10 | Indian Wells Masters | R64 | hard | Ryan Harrison | 6-3 7-6(4) |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.