Site data updated: 2026-05-28 18:14 UTC
Ivo Karlovic def. John Isner
7-6(2) 6-7(2) 7-6(9)
Match Information
| Date | Apr 9, 2011* |
|---|---|
| Tournament | Houston |
| Category | ATP 250 |
| Surface | Clay |
| Round | QF |
| Winner | Ivo Karlovic |
| Score | 7-6(2) 6-7(2) 7-6(9) |
| Loser | John Isner |
| Duration | 3h 16m |
| Stat | Ivo Karlovic | John Isner |
|---|---|---|
| Aces | 24 | 23 |
| Double faults | 5 | 3 |
| First serve % | 64 | 58 |
| First serve points won % | 80 | 84 |
| Second serve points won % | 50 | 65 |
| Break points saved % | 91 | 0 |
| Break points converted % | 100 | 9 |
| Service points won % | 70 | 76 |
| Return points won % | 24 | 30 |
| Total points won % | 49 | 51 |
Pre-match Comparison
| Field | Ivo Karlovic | John Isner |
|---|---|---|
| Country | CRO | USA |
| Birth date | Feb 28, 1979 | Apr 26, 1985 |
| Age | 32 | 25 |
| Height | 211 | 208 |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | — | Two-Handed Backhand |
| Ranking (entering) | 174 | 29 |
| Ranking points (entering) | 330 | 1,255 |
| Elo (entering) | 1,872 | 1,864 |
| Career W-L | 357–333 | 467–293 |
| Career earnings | $10,160,232 | $22,433,361 |
Path
Ivo Karlovic's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Apr 8, 2011 | R16 | Igor Kunitsyn | 6-4 6-1 | W | H2H | Match data |
| Apr 7, 2011 | R32 | Benjamin Becker | 7-6(5) 6-4 | W | H2H | Match data |
| Apr 5, 2011 | Q3 | Donald Young | 6-4 6-4 | W | H2H | Match data |
| Apr 4, 2011 | Q2 | Jose Acasuso | 7-6(6) 6-7(9) 6-1 | W | H2H | Match data |
| Apr 4, 2011 | Q1 | Stuart Kenyon | 6-1 6-1 | W | H2H | Match data |
Ivo Karlovic's next match
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Apr 9, 2011 | SF | Ryan Sweeting | 6-7(3) 3-6 | L | H2H | Match data |
John Isner's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Apr 8, 2011 | R16 | Horacio Zeballos | 7-5 6-3 | W | H2H | Match data |