James Duckworth and Jason Kubler have met 4 times since 2018; James Duckworth leads 3–1. Their most recent meeting: James Duckworth won at Sydney (2025).
Playing styles and historical archetype record
Duckworth
🤖 Servebot
Kubler
👑 The Complete Package
Matchup analysis
🤖 Servebot vs 👑 The Complete Package is historically tight (48% vs 52%, 1,547 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
4 career meetings, newest first
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Duckworth | Kubler |
|---|---|---|
| W-L | 11–6 | - |
| Avg odds | 2.56 | - |
| ROI % | -5.8% | - |
| Units P/L | -0.99u | - |
Results vs. opponents both players faced · Last 12 months
Kubler has a higher win rate against shared opponents (75% vs Duckworth's 50%).
| Opponent | Duckworth | Kubler |
|---|---|---|
| Dino Prizmic | W 76 36 16 75 63 | L 36 64 16 |
| Li Tu | L 67 46 | W 63 63 |
| Alex Bolt | L 57 16 | W 75 63 |
| Coleman Wong | W 63 64 | W 76 63 |
Last five matches per player
Aleksandar Vukic
HSBC Championships · 1st Round Qualifying
Jun 13
Jiri Lehecka
BOSS OPEN · Round of 16
Jun 11
Diego Dedura
BOSS OPEN · Round of 32
Jun 9
Rafael Jodar
Roland Garros · Round of 64
May 27
Gabriel Diallo
Roland Garros · Round of 128
May 24
Laslo Djere
Gonet Geneva Open · Round of 32
May 19
Miguel Damas
Gonet Geneva Open · 1st Round Qualifying
May 16
Edas Butvilas
Gonet Geneva Open · 2nd Round Qualifying
May 2
Luca Bland
M25 Timaru · Round of 32
Mar 9
Mikal Oliver Statham
M25 Timaru · Round of 16
Mar 9
Frances Tiafoe
Australian Open · Round of 128
Jan 20
Alexander Blockx
Australian Open · 3rd Round Qualifying
Jan 19
Vilius Gaubas
Australian Open · 2nd Round Qualifying
Jan 18
Harold Mayot
Australian Open · 1st Round Qualifying
Jan 18
Li Tu
Playford · Round of 32
Nov 25
James Duckworth
Sydney · Semifinals
Nov 22
Cumulative head-to-head lead over time
Matches, sets and games won · Last 12 months · 19–73 matches
| Metric | Duckworth | Kubler |
|---|---|---|
| Matches won | 58% | 63% |
| Sets won | 55% | 60% |
| Games won | 52% | 53% |
Head-to-head record by tournament tier
| Stage | Duckworth | Kubler |
|---|---|---|
| ATP 500 | 1 | 0 |
| ATP 250 | 0 | 1 |
| ATP Challenger Tour | 2 | 0 |
Head-to-head record per surface
| Surface | Duckworth | Kubler |
|---|---|---|
| Hard | 2 | 0 |
| Clay | 1 | 0 |
| Grass | 0 | 1 |
