Matthew Short defeated Roberto Ortega Olmedo 2-6 6-3 6-3 in the Spain F8 qualifying round on hard. The upset overturned the form book — Roberto Ortega Olmedo came in leading the head-to-head 2–1, but Matthew Short had been the form player, winning 3 of their last 5 on hard. Matthew Short narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Spain F17 | QF | hard | Matthew Short | 6-3 7-6(2) |
| 2014-10-13 | Spain F31 | R16 | hard | Roberto Ortega Olmedo | 3-6 6-1 6-1 |
| 2013-12-02 | Spain F42 | R32 | hard | Roberto Ortega Olmedo | 7-6(3) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.