Miguel Gallardo Valles defeated Victor Romero 6-3 6-4 in the Mexico F8 qualifying round on hard. The upset overturned the form book — Victor Romero came in leading the head-to-head 4–3. Miguel Gallardo Valles narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-04-23 | Mexico F4 | QF | hard | Victor Romero | 6-7(4) 6-4 7-5 |
| 2010-11-08 | Mexico F9 | QF | hard | Victor Romero | 6-3 4-6 7-6(4) |
| 2010-05-03 | Mexico F3 | F | hard | Miguel Gallardo Valles | 6-3 6-4 |
| 2008-05-12 | Mexico F7 | QF | hard | Miguel Gallardo Valles | 6-4 1-6 7-6(5) |
| 2008-04-28 | Mexico F5 | SF | clay | Victor Romero | 5-7 7-5 7-6(8) |
| 2006-07-31 | Mexico F11 | SF | hard | Miguel Gallardo Valles | 6-3 6-4 |
| 2004-09-06 | Mexico F11 | R32 | hard | Victor Romero | 4-6 6-4 7-6(3) |