Ivo Karlovic defeated Fernando Verdasco 4-6 6-3 6-4 in the Paris Masters round of 64 on hard. The upset overturned the form book — Fernando Verdasco came in leading the head-to-head 4–2, defending last year's round of 64. Ivo Karlovic narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-01-02 | Doha | QF | hard | Fernando Verdasco | 6-2 7-5 |
| 2011-02-07 | San Jose | R16 | hard | Fernando Verdasco | 7-5 7-5 |
| 2010-05-09 | Madrid Masters | R32 | clay | Fernando Verdasco | 7-6(5) 6-3 |
| 2009-06-22 | Wimbledon | R16 | grass | Ivo Karlovic | 7-6(5) 6-7(4) 6-3 7-6(9) |
| 2008-06-16 | Nottingham | F | grass | Ivo Karlovic | 7-5 6-7(4) 7-6(8) |
| 2006-03-06 | Indian Wells Masters | R64 | hard | Fernando Verdasco | 6-3 3-6 7-6(5) |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.