H2H data updated: 2026-07-18 02:15 UTC
Ivo Karlovic vs Ryan Harrison H2H: 1-2
Ryan Harrison holds a 2–1 lead over Ivo Karlovic in their ATP head-to-head. Across 3 main-draw meetings, they are tied 1–1 on hard courts, while Ryan Harrison leads 1–0 on clay. Most recently, Ryan Harrison won the 2019 Houston third round 6-3 6-4.
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CRO
Age 47
Right-Handed
211 cm / 6'11"
H2H
1
–
2
3 main draw meetings
USA
Age 34
Right-Handed
185 cm / 6'1"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 11, 2019* | Houston | ATP 250 | R32 | Clay | Ryan Harrison | 6-3 6-4 | Ivo Karlovic | Match data |
| Feb 16, 2018* | New York | ATP 250 | R16 | Hard | Ivo Karlovic | 6-4 6-4 | Ryan Harrison | Match data |
| Feb 27, 2015* | Acapulco | ATP 500 | QF | Hard | Ryan Harrison | 4-6 7-6(0) 7-6(4) | Ivo Karlovic | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ivo Karlovic | #1,066 | #14 | 2,295 | 1,998 | 357 | 333 | 51.7% | 0 | 0 | 0 | 0 | 8 | 8 |
| Ryan Harrison | #1,551 | #40 | 1,160 | 1,893 | 117 | 155 | 43.0% | 0 | 0 | 0 | 0 | 1 | 1 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Ivo Karlovic | Ryan Harrison | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | — | — | — | — | — | — | — | 2008 | 1–1 | 50.0% | #748 | 1,509 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 2010 | 4–9 | 30.8% | #173 | 1,620 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 2011 | 14–19 | 42.4% | #79 | 1,730 | 0 | 0 |
| 20 | — | — | — | — | — | — | — | 2012 | 21–20 | 51.2% | #69 | 1,776 | 0 | 0 |
| 21 | — | — | — | — | — | — | — | 2013 | 11–21 | 34.4% | #100 | 1,734 | 0 | 0 |
| 22 | 2001 | 0–1 | 0.0% | #193 | 1,500 | 0 | 0 | 2014 | 5–13 | 27.8% | #191 | 1,731 | 0 | 0 |
| 23 | 2002 | 1–2 | 33.3% | #201 | 1,454 | 0 | 0 | 2015 | 5–8 | 38.5% | #112 | 1,683 | 0 | 0 |
| 24 | 2003 | 9–7 | 56.2% | #73 | 1,666 | 0 | 0 | 2016 | 11–11 | 50.0% | #90 | 1,822 | 0 | 0 |
| 25 | 2004 | 16–24 | 40.0% | #61 | 1,667 | 0 | 0 | 2017 | 20–23 | 46.5% | #47 | 1,813 | 0 | 1 |
| 26 | 2005 | 17–22 | 43.6% | #70 | 1,739 | 0 | 0 | 2018 | 21–21 | 50.0% | #62 | 1,780 | 0 | 1 |
| 27 | 2006 | 16–18 | 47.1% | #98 | 1,632 | 0 | 0 | 2019 | 3–7 | 30.0% | #302 | 1,672 | 0 | 1 |
| 28 | 2007 | 45–21 | 68.2% | #22 | 1,940 | 0 | 3 | 2020 | 1–1 | 50.0% | #479 | 1,653 | 0 | 1 |
| 29 | 2008 | 29–25 | 53.7% | #26 | 1,815 | 0 | 4 | 2021 | 0–1 | 0.0% | #456 | 1,630 | 0 | 1 |
| 30 | 2009 | 21–22 | 48.8% | #37 | 1,795 | 0 | 4 | — | — | — | — | — | — | — |
| 31 | 2010 | 16–9 | 64.0% | #73 | 1,864 | 0 | 4 | — | — | — | — | — | — | — |
| 32 | 2011 | 16–20 | 44.4% | #56 | 1,819 | 0 | 4 | — | — | — | — | — | — | — |
| 33 | 2012 | 14–16 | 46.7% | #100 | 1,768 | 0 | 4 | — | — | — | — | — | — | — |
| 34 | 2013 | 15–13 | 53.6% | #78 | 1,772 | 0 | 5 | — | — | — | — | — | — | — |
| 35 | 2014 | 32–27 | 54.2% | #27 | 1,853 | 0 | 5 | — | — | — | — | — | — | — |
| 36 | 2015 | 38–25 | 60.3% | #23 | 1,916 | 0 | 6 | — | — | — | — | — | — | — |
| 37 | 2016 | 32–22 | 59.3% | #20 | 1,970 | 0 | 8 | — | — | — | — | — | — | — |
| 38 | 2017 | 15–20 | 42.9% | #80 | 1,770 | 0 | 8 | — | — | — | — | — | — | — |
| 39 | 2018 | 11–16 | 40.7% | #100 | 1,644 | 0 | 8 | — | — | — | — | — | — | — |
| 40 | 2019 | 11–15 | 42.3% | #95 | 1,668 | 0 | 8 | — | — | — | — | — | — | — |
| 41 | 2020 | 1–4 | 20.0% | #147 | 1,615 | 0 | 8 | — | — | — | — | — | — | — |
| 42 | 2021 | 2–4 | 33.3% | #279 | 1,623 | 0 | 8 | — | — | — | — | — | — | — |