Head 2 Head
Win Loss Stats
Kozlov
LLWLLLWLLW
Bigun
LLWWLWWLLL
2026
2025
2024
22 - 22
25 - 21
7-12
Hard
16-11
7-4
I Hard
0-2
5-5
Clay
9-8
3-1
Grass
0-0
-
30 Jan 25
-
Cleveland Challenger -
-
I.hard
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Stefan Kozlov
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 22-22 | 7-12 | 5-5 | 7-4 | 3-1 | 0-0 |
| 2025 | 28-12 | 12-6 | 6-2 | 10-3 | 0-1 | 0-0 |
| 2024 | 37-19 | 16-9 | 17-8 | 4-2 | 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 | 368-282 | 173-146 | 84-59 | 93-52 | 18-25 | 0-0 |
Tiburon Challenger
-
Darwin BlanchD.BlanchUSA Loss
- 6-3 2-6 7-610
- 1st
-
15 Sep 26
Brownsburg Challenger
-
Harry WendelkenH.WendelkenGBR Loss
- 2-6 6-4 6-1
- 2nd
-
13 Aug 26
-
Aidan MayoA.MayoUSA
- 6-3 5-7 6-2
- 1st
-
12 Aug 26
Washington
-
Zachary SvajdaZ.SvajdaUSA Loss
- 7-5 6-1
- q1
-
25 Jul 26
Bloomfield Hills Challenger
-
Alan MagadanA.MagadanMEX Loss
- 3-6 6-1 7-64
- 1st
-
21 Jul 26
-
Roger Pascual FerraR.FerraESP Loss
- 6-4 6-4
- Q.
-
20 Jul 26
-
Leo VithoontienL.VithoontienJPN
- 4-6 6-1 6-2
- q1
-
19 Jul 26
Pozoblanco Challenger
-
Yi ZhouY.ZhouCHN Loss
- 6-3 3-6 6-4
- 1st
-
14 Jul 26
Newport Challenger
-
Jacob FearnleyJ.FearnleyGBR Loss
- 3-6 6-3 6-2
- 2nd
-
10 Jul 26
-
Yibing WuY.WuCHN
- 6-4 2-6 6-4
- 1st
-
09 Jul 26
Kaylan Bigun
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 25-21 | 16-11 | 9-8 | 0-2 | 0-0 | 0-0 |
| 2025 | 15-19 | 13-16 | 0-0 | 2-3 | 0-0 | 0-0 |
| 2024 | 8-15 | 2-7 | 6-5 | 0-3 | 0-0 | 0-0 |
| 2023 | 2-9 | 0-2 | 1-5 | 1-2 | 0-0 | 0-0 |
| 2022 | 3-7 | 1-3 | 2-4 | 0-0 | 0-0 | 0-0 |
| Total | 53-71 | 32-39 | 18-22 | 3-10 | 0-0 | 0-0 |
Tiburon Challenger
-
Bryce NakashimaB.NakashimaUSA Loss
- 7-5 6-0
- q1
-
13 Sep 26
Kingston 2 Challenger
-
Keshav ChopraK.ChopraUSA Loss
- 2-6 6-3 6-3
- 1st
-
25 Aug 26
-
Arklon Huertas Del PinoA.PinoPER
- 6-1 7-64
- Q.
-
24 Aug 26
-
Lucas Andrade Da SilvaL.SilvaBRA
- 6-1 6-4
- q1
-
23 Aug 26
M25 Southaven
-
Maximus DussaultM.DussaultUSA Loss
- 7-65 4-6 6-3
- 1/4
-
07 Aug 26
-
Naoya HondaN.HondaJPN
- 6-3 6-2
- 2nd
-
06 Aug 26
-
Sam LandauS.LandauUSA
- 4-6 6-3 6-2
- 1st
-
05 Aug 26
Vancouver Challenger
-
Daniel MilavskyD.MilavskyUSA Loss
- 6-4 7-5
- q1
-
27 Jul 26
Winnipeg Challenger
-
Millen HurrionM.HurrionGBR Loss
- 6-4 7-5
- q1
-
19 Jul 26
Lincoln Challenger
-
Thomas FancuttT.FancuttAUS Loss
- 6-4 6-75 6-2
- q1
-
12 Jul 26
H2H Ranking live progression