H2H data updated: 2026-07-18 19:16 UTC
James Duckworth vs Thai-Son Kwiatkowski H2H: 1-0
James Duckworth holds a 1–0 lead over Thai-Son Kwiatkowski in their ATP head-to-head. Across 1 main-draw meeting, James Duckworth leads 1–0 on hard courts. Most recently, James Duckworth won the 2018 Washington second round 6-3 7-5.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
Australia
Age 34
Right-Handed
183 cm / 6'0"
H2H
1
–
0
1 main draw meetings
USA
Age 31
Right-Handed
188 cm / 6'2"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Aug 1, 2018* | Washington | ATP 500 | R64 | Hard | James Duckworth | 6-3 7-5 | Thai-Son Kwiatkowski | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| James Duckworth | #74 | #46 | 1,244 | 1,799 | 76 | 128 | 37.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| Thai-Son Kwiatkowski | #1,378 | #181 | 314 | 1,529 | 0 | 7 | 0.0% | 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 | James Duckworth | Thai-Son Kwiatkowski | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 20 | 2012 | 2–3 | 40.0% | #209 | 1,497 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2013 | 3–7 | 30.0% | #136 | 1,567 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2014 | 1–7 | 12.5% | #127 | 1,603 | 0 | 0 | 2017 | 0–2 | 0.0% | #520 | 1,477 | 0 | 0 |
| 23 | 2015 | 9–11 | 45.0% | #120 | 1,628 | 0 | 0 | 2018 | 0–1 | 0.0% | #296 | 1,502 | 0 | 0 |
| 24 | 2016 | 4–8 | 33.3% | #103 | 1,704 | 0 | 0 | 2019 | 0–1 | 0.0% | #243 | 1,510 | 0 | 0 |
| 25 | 2017 | 0–1 | 0.0% | #990 | 1,685 | 0 | 0 | 2020 | 0–1 | 0.0% | #212 | 1,469 | 0 | 0 |
| 26 | 2018 | 2–6 | 25.0% | #234 | 1,609 | 0 | 0 | 2021 | 0–1 | 0.0% | #221 | 1,455 | 0 | 0 |
| 27 | 2019 | 0–3 | 0.0% | #100 | 1,574 | 0 | 0 | — | — | — | — | — | — | — |
| 28 | 2020 | 4–8 | 33.3% | #103 | 1,577 | 0 | 0 | 2023 | 0–1 | 0.0% | #322 | 1,449 | 0 | 0 |
| 29 | 2021 | 21–18 | 53.8% | #49 | 1,791 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 2022 | 7–13 | 35.0% | #155 | 1,688 | 0 | 0 | — | — | — | — | — | — | — |
| 31 | 2023 | 2–5 | 28.6% | #116 | 1,597 | 0 | 0 | — | — | — | — | — | — | — |
| 32 | 2024 | 9–15 | 37.5% | #82 | 1,638 | 0 | 0 | — | — | — | — | — | — | — |
| 33 | 2025 | 8–12 | 40.0% | #87 | 1,661 | 0 | 0 | — | — | — | — | — | — | — |
| 34 | 2026 | 4–11 | 26.7% | #74 | 1,613 | 0 | 0 | — | — | — | — | — | — | — |