H2H data updated: 2026-07-19 02:51 UTC
Jason Jung vs Bradley Klahn H2H: 0-1
Bradley Klahn holds a 1–0 lead over Jason Jung in their ATP head-to-head. Across 1 main-draw meeting, Bradley Klahn leads 1–0 on hard courts. Most recently, Bradley Klahn won the 2019 Chengdu third round 4-6 6-3 7-6(2).
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Chinese Taipei
Age 37
Right-Handed
178 cm / 5'10"
H2H
0
–
1
1 main draw meetings
USA
Age 35
Left-Handed
183 cm / 6'0"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 26, 2019* | Chengdu | ATP 250 | R32 | Hard | Bradley Klahn | 4-6 6-3 7-6(2) | Jason Jung | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jason Jung | #1,071 | #114 | 500 | 1,668 | 10 | 22 | 31.2% | 0 | 0 | 0 | 0 | 0 | 0 |
| Bradley Klahn | #1,096 | #63 | 731 | 1,733 | 13 | 43 | 23.2% | 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 | Jason Jung | Bradley Klahn | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 19 | — | — | — | — | — | — | — | 2010 | 0–1 | 0.0% | #798 | 1,498 | 0 | 0 |
| 20 | — | — | — | — | — | — | — | 2011 | 0–1 | 0.0% | #669 | 1,525 | 0 | 0 |
| 21 | — | — | — | — | — | — | — | 2012 | 1–2 | 33.3% | #248 | 1,639 | 0 | 0 |
| 22 | — | — | — | — | — | — | — | 2013 | 1–3 | 25.0% | #97 | 1,605 | 0 | 0 |
| 23 | — | — | — | — | — | — | — | 2014 | 2–11 | 15.4% | #148 | 1,549 | 0 | 0 |
| 27 | — | — | — | — | — | — | — | 2018 | 5–8 | 38.5% | #76 | 1,708 | 0 | 0 |
| 28 | 2017 | 0–2 | 0.0% | #239 | 1,465 | 0 | 0 | 2019 | 4–14 | 22.2% | #135 | 1,645 | 0 | 0 |
| 29 | 2018 | 2–3 | 40.0% | #121 | 1,531 | 0 | 0 | 2020 | 0–1 | 0.0% | #149 | 1,570 | 0 | 0 |
| 30 | 2019 | 2–6 | 25.0% | #127 | 1,558 | 0 | 0 | — | — | — | — | — | — | — |
| 31 | 2020 | 3–6 | 33.3% | #132 | 1,600 | 0 | 0 | 2022 | 0–1 | 0.0% | #873 | 1,485 | 0 | 0 |
| 32 | 2021 | 2–3 | 40.0% | #178 | 1,537 | 0 | 0 | 2023 | 0–1 | 0.0% | #877 | 1,479 | 0 | 0 |
| 34 | 2023 | 1–2 | 33.3% | #244 | 1,527 | 0 | 0 | — | — | — | — | — | — | — |