Head 2 Head
Win Loss Stats
Duckworth
WWLLWWWLWL
Kozlov
LLWWWLWWWW
2024
2023
2022
16 - 9
24 - 12
9-5
Hard
4-3
5-2
I Hard
3-1
2-2
Clay
17-8
-
- J.Duckworth (5)
- S.Kozlov (WC)
- 6-2 6-3
- 1/4
-
-
18 Oct 19
-
Las Vegas Challenger -
-
Hard
-
James Duckworth
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2024 | 16-9 | 9-5 | 2-2 | 5-2 | 0-0 | 0-0 |
| 2023 | 51-28 | 43-21 | 1-3 | 5-2 | 2-2 | 0-0 |
| 2022 | 24-27 | 20-18 | 0-2 | 0-1 | 4-6 | 0-0 |
| 2021 | 36-24 | 15-9 | 1-2 | 12-9 | 8-4 | 0-0 |
| 2020 | 11-10 | 9-4 | 1-2 | 1-4 | 0-0 | 0-0 |
| 2019 | 52-26 | 39-17 | 8-4 | 1-2 | 4-3 | 0-0 |
| 2018 | 19-15 | 15-10 | 4-2 | 0-1 | 0-2 | 0-0 |
| 2017 | 0-1 | 0-1 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2016 | 43-18 | 33-12 | 0-0 | 4-1 | 1-5 | 5-0 |
| 2015 | 33-27 | 21-17 | 8-5 | 2-3 | 1-1 | 1-1 |
| 2014 | 38-24 | 15-12 | 8-5 | 6-3 | 7-3 | 2-1 |
| 2013 | 45-27 | 25-19 | 16-4 | 0-0 | 3-3 | 1-1 |
| 2012 | 25-25 | 13-11 | 9-11 | 0-0 | 3-3 | 0-0 |
| 2011 | 47-18 | 3-4 | 42-13 | 0-0 | 2-1 | 0-0 |
| 2010 | 22-15 | 11-9 | 7-4 | 0-0 | 4-2 | 0-0 |
| Total | 462-294 | 271-169 | 107-59 | 36-28 | 39-35 | 9-3 |
Shenzhen 1 Challenger
-
Antoine EscoffierA.EscoffierFRA
- 6-4 6-3
- 2nd
-
25 Apr 24
-
Rigele TeR.TeCHN
- 7-5 6-2
- 1st
-
23 Apr 24
Gwangju Challenger
-
Yu Hsiou HsuY.HsuTPE Loss
- 6-3 6-76 6-1
- 1st
-
16 Apr 24
Busan Challenger
-
Yasutaka UchiyamaY.UchiyamaJPN Loss
- 6-3 4-6 7-64
- 1/2
-
13 Apr 24
-
Illya MarchenkoI.MarchenkoUKR
- 7-65 3-6 6-3
- 1/4
-
12 Apr 24
-
Arthur FeryA.FeryGBR
- 4-6 6-1 6-4
- 2nd
-
10 Apr 24
-
Hoyoung RohH.RohKOR
- 6-3 6-3
- 1st
-
09 Apr 24
Houston
-
Frances TiafoeF.TiafoeUSA Loss
- 6-2 6-74 7-5
-
2nd
-
04 Apr 24
-
Gijs BrouwerG.BrouwerNED
- 6-3 6-3
- 1st
-
02 Apr 24
San Luis Potosi Challenger
-
Alexis GalarneauA.GalarneauCAN Loss
- 7-61 3-6 6-1
- 2nd
-
28 Mar 24
Stefan Kozlov
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2024 | 24-12 | 4-3 | 17-8 | 3-1 | 0-0 | 0-0 |
| 2023 | 6-12 | 1-6 | 0-0 | 5-6 | 0-0 | 0-0 |
| 2022 | 21-34 | 14-18 | 0-5 | 4-5 | 3-6 | 0-0 |
| 2021 | 41-15 | 20-12 | 5-2 | 16-1 | 0-0 | 0-0 |
| 2020 | 13-13 | 7-8 | 0-0 | 6-5 | 0-0 | 0-0 |
| 2019 | 22-18 | 14-9 | 4-4 | 4-5 | 0-0 | 0-0 |
| 2018 | 13-26 | 4-12 | 7-6 | 1-4 | 1-4 | 0-0 |
| 2017 | 31-29 | 15-14 | 8-8 | 3-2 | 5-5 | 0-0 |
| 2016 | 58-31 | 28-15 | 10-6 | 16-5 | 4-5 | 0-0 |
| 2015 | 44-27 | 15-12 | 10-5 | 17-8 | 2-2 | 0-0 |
| 2014 | 17-15 | 15-10 | 2-3 | 0-2 | 0-0 | 0-0 |
| 2013 | 13-8 | 3-2 | 10-5 | 0-0 | 0-1 | 0-0 |
| 2012 | 2-1 | 2-1 | 0-0 | 0-0 | 0-0 | 0-0 |
| Total | 305-241 | 142-122 | 73-52 | 75-44 | 15-23 | 0-0 |
Savannah Challenger
-
Alexander RitschardA.RitschardSUI Loss
- 6-3 7-5
- 1st
-
23 Apr 24
Tallahassee Challenger
-
Mitchell KruegerM.KruegerUSA Loss
- 6-3 3-6 6-1
- 1/2
-
20 Apr 24
-
Oliver CrawfordO.CrawfordUSA
- 6-2 6-2
- 1/4
-
19 Apr 24
-
Tennys SandgrenT.SandgrenUSA
- 6-2 6-75 6-1
- 2nd
-
17 Apr 24
-
Gerard Campana LeeG.LeeKOR
- 4-6 6-3 6-0
- 1st
-
15 Apr 24
Sarasota Challenger
-
Tennys SandgrenT.SandgrenUSA Loss
- 6-1 6-4
- 1/4
-
12 Apr 24
-
Ethan QuinnE.QuinnUSA
- 6-2 5-7 6-4
- 2nd
-
10 Apr 24
-
Denis KudlaD.KudlaUSA
- 6-2 4-6 6-2
- 1st
-
09 Apr 24
-
Gabi Adrian BoitanG.BoitanROU
- 6-3 7-610
- Q.
-
08 Apr 24
-
Arthur GeaA.GeaFRA
- 6-4 7-65
- q1
-
07 Apr 24
H2H Ranking live progression
