Dustin Brown defeated Marius Zay 6-4 6-4 in the Spain F4 round of 16 on clay. The upset overturned the form book — Marius Zay came in leading the head-to-head 2–0. Dustin Brown claimed a first win over Marius Zay in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-22 | Germany F7 | R16 | clay | Marius Zay | 6-3 6-4 |
| 2009-01-12 | Spain F1 | R32 | clay | Marius Zay | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.