Ruben Merchan defeated Jose Checa Calvo 2-6 7-6 7-5 in the Spain 3 4 round of 16 on clay. The upset overturned the form book — Jose Checa Calvo came in leading the head-to-head 1–0. Ruben Merchan claimed a first win over Jose Checa Calvo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-12 | Turkey 1 2 | SF | clay | Jose Checa Calvo | 6-2 1-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.