H2H data updated: 2026-07-18 07:16 UTC
John Isner vs Christian Harrison H2H: 1-0
John Isner holds a 1–0 lead over Christian Harrison in their ATP head-to-head. Across 1 main-draw meeting, John Isner leads 1–0 on hard courts. Most recently, John Isner won the 2013 Atlanta fourth round 7-6(9) 4-6 7-5.
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USA
Age 41
Right-Handed
208 cm / 6'10"
H2H
1
–
0
1 main draw meetings
USA
Age 32
Right-Handed
180 cm / 5'11"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jul 26, 2013* | Atlanta | ATP 250 | R16 | Hard | John Isner | 7-6(9) 4-6 7-5 | Christian Harrison | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| John Isner | #660 | #8 | 3,720 | 2,053 | 467 | 293 | 61.4% | 0 | 1 | 0 | 0 | 15 | 16 |
| Christian Harrison | #1,563 | #198 | 293 | 1,659 | 7 | 9 | 43.8% | 0 | 0 | 0 | 0 | 0 | 0 |
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 | John Isner | Christian Harrison | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 19 | — | — | — | — | — | — | — | 2013 | 1–1 | 50.0% | #438 | 1,506 | 0 | 0 |
| 22 | 2007 | 8–5 | 61.5% | #106 | 1,656 | 0 | 0 | 2016 | 0–1 | 0.0% | #486 | 1,537 | 0 | 0 |
| 23 | 2008 | 11–19 | 36.7% | #144 | 1,608 | 0 | 0 | 2017 | 0–2 | 0.0% | #247 | 1,551 | 0 | 0 |
| 24 | 2009 | 27–18 | 60.0% | #34 | 1,828 | 0 | 0 | 2018 | 1–2 | 33.3% | #241 | 1,581 | 0 | 0 |
| 25 | 2010 | 38–20 | 65.5% | #19 | 1,882 | 0 | 1 | — | — | — | — | — | — | — |
| 26 | 2011 | 34–19 | 64.2% | #18 | 2,021 | 0 | 3 | — | — | — | — | — | — | — |
| 27 | 2012 | 38–18 | 67.9% | #14 | 1,965 | 0 | 5 | 2021 | 3–1 | 75.0% | #256 | 1,596 | 0 | 0 |
| 28 | 2013 | 38–22 | 63.3% | #14 | 1,983 | 0 | 7 | 2022 | 1–2 | 33.3% | #345 | 1,647 | 0 | 0 |
| 29 | 2014 | 37–21 | 63.8% | #19 | 1,922 | 0 | 9 | — | — | — | — | — | — | — |
| 30 | 2015 | 45–23 | 66.2% | #11 | 2,026 | 0 | 10 | — | — | — | — | — | — | — |
| 31 | 2016 | 30–20 | 60.0% | #19 | 2,019 | 0 | 10 | 2025 | 1–0 | 100.0% | — | 1,656 | 0 | 0 |
| 32 | 2017 | 36–21 | 63.2% | #17 | 1,984 | 0 | 12 | — | — | — | — | — | — | — |
| 33 | 2018 | 32–22 | 59.3% | #10 | 1,956 | 0 | 14 | — | — | — | — | — | — | — |
| 34 | 2019 | 29–17 | 63.0% | #19 | 1,921 | 0 | 15 | — | — | — | — | — | — | — |
| 35 | 2020 | 10–7 | 58.8% | #25 | 1,845 | 0 | 15 | — | — | — | — | — | — | — |
| 36 | 2021 | 23–11 | 67.6% | #24 | 1,933 | 0 | 16 | — | — | — | — | — | — | — |
| 37 | 2022 | 22–16 | 57.9% | #41 | 1,891 | 0 | 16 | — | — | — | — | — | — | — |
| 38 | 2023 | 9–14 | 39.1% | #172 | 1,698 | 0 | 16 | — | — | — | — | — | — | — |