H2H data updated: 2026-07-18 19:16 UTC
John Isner vs Federico Delbonis H2H: 1-1
John Isner and Federico Delbonis are tied 1–1 in their ATP head-to-head. Across 2 main-draw meetings, Federico Delbonis leads 1–0 on clay, while John Isner leads 1–0 on hard courts. Most recently, John Isner won the 2022 US Open first round 6-3 6-1 7-5.
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USA
Age 41
Right-Handed
208 cm / 6'10"
H2H
1
–
1
2 main draw meetings
ARG
Age 35
Left-Handed
193 cm / 6'4"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Aug 31, 2022* | US Open | Grand Slam | R128 | Hard | John Isner | 6-3 6-1 7-5 | Federico Delbonis | Match data |
| May 23, 2014* | Nice | ATP 250 | QF | Clay | Federico Delbonis | 6-4 5-7 7-6(6) | John Isner | 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 |
| Federico Delbonis | #939 | #33 | 1,435 | 1,905 | 158 | 195 | 44.8% | 0 | 0 | 0 | 0 | 2 | 2 |
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 | Federico Delbonis | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | — | — | — | — | — | — | — | 2009 | 0–1 | 0.0% | #195 | 1,530 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 2010 | 0–2 | 0.0% | #160 | 1,469 | 0 | 0 |
| 20 | — | — | — | — | — | — | — | 2011 | 3–2 | 60.0% | #166 | 1,558 | 0 | 0 |
| 21 | — | — | — | — | — | — | — | 2012 | 6–9 | 40.0% | #133 | 1,716 | 0 | 0 |
| 22 | 2007 | 8–5 | 61.5% | #106 | 1,656 | 0 | 0 | 2013 | 12–8 | 60.0% | #55 | 1,757 | 0 | 0 |
| 23 | 2008 | 11–19 | 36.7% | #144 | 1,608 | 0 | 0 | 2014 | 20–27 | 42.6% | #60 | 1,660 | 0 | 1 |
| 24 | 2009 | 27–18 | 60.0% | #34 | 1,828 | 0 | 0 | 2015 | 15–18 | 45.5% | #52 | 1,692 | 0 | 1 |
| 25 | 2010 | 38–20 | 65.5% | #19 | 1,882 | 0 | 1 | 2016 | 24–22 | 52.2% | #41 | 1,754 | 0 | 2 |
| 26 | 2011 | 34–19 | 64.2% | #18 | 2,021 | 0 | 3 | 2017 | 11–10 | 52.4% | #68 | 1,811 | 0 | 2 |
| 27 | 2012 | 38–18 | 67.9% | #14 | 1,965 | 0 | 5 | 2018 | 11–18 | 37.9% | #80 | 1,723 | 0 | 2 |
| 28 | 2013 | 38–22 | 63.3% | #14 | 1,983 | 0 | 7 | 2019 | 14–20 | 41.2% | #76 | 1,686 | 0 | 2 |
| 29 | 2014 | 37–21 | 63.8% | #19 | 1,922 | 0 | 9 | 2020 | 9–12 | 42.9% | #82 | 1,705 | 0 | 2 |
| 30 | 2015 | 45–23 | 66.2% | #11 | 2,026 | 0 | 10 | 2021 | 24–24 | 50.0% | #44 | 1,719 | 0 | 2 |
| 31 | 2016 | 30–20 | 60.0% | #19 | 2,019 | 0 | 10 | 2022 | 8–21 | 27.6% | #125 | 1,672 | 0 | 2 |
| 32 | 2017 | 36–21 | 63.2% | #17 | 1,984 | 0 | 12 | 2023 | 1–1 | 50.0% | #279 | 1,599 | 0 | 2 |
| 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 | — | — | — | — | — | — | — |