Head 2 Head
Ranking progression
Win Loss Stats
Kwon
WWLWWWLLWW
Zhang
LWLLLLLWLL
2026
2025
2024
32 - 10
21 - 25
27-7
Hard
9-14
0-0
Clay
3-7
5-3
Grass
9-4
- S.Kwon
- Z.Zhang
- 7-64 6-74 7-5
- Rubber 1
-
14 Sep 19
-
Davis Cup, Group I, 1R, CHN-KOR 1-3 -
-
I.hard
-
-
07 Sep 19
-
Jinan Challenger -
-
Hard
-
-
- S.Kwon
- Z.Zhang (WC)
- 3-6 6-3 7-5
- 1st
-
-
30 Oct 17
-
Shenzhen Challenger -
-
Hard
-
-
- Z.Zhang (WC)
- S.Kwon (6)
- 6-74 6-4 6-1
- 1st
-
-
31 Jul 17
-
Chengdu Challenger -
-
Hard
-
Latest Tonic News – Soon-Woo Kwon and Zhizhen Zhang
Soon-Woo Kwon
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 36-10 | 29-7 | 0-0 | 2-0 | 5-3 | 0-0 |
| 2025 | 26-6 | 26-5 | 0-0 | 0-1 | 0-0 | 0-0 |
| 2024 | 6-9 | 4-4 | 1-3 | 1-1 | 0-1 | 0-0 |
| 2023 | 10-11 | 9-6 | 0-0 | 1-5 | 0-0 | 0-0 |
| 2022 | 25-30 | 15-16 | 5-7 | 5-4 | 0-3 | 0-0 |
| 2021 | 27-19 | 2-9 | 5-4 | 14-2 | 6-4 | 0-0 |
| 2020 | 11-10 | 9-7 | 0-2 | 2-1 | 0-0 | 0-0 |
| 2019 | 58-25 | 43-17 | 0-1 | 7-3 | 8-4 | 0-0 |
| 2018 | 24-19 | 11-12 | 2-2 | 9-2 | 0-1 | 2-2 |
| 2017 | 39-22 | 30-13 | 0-1 | 3-3 | 0-2 | 6-3 |
| 2016 | 37-21 | 35-17 | 1-1 | 1-2 | 0-0 | 0-1 |
| 2015 | 21-12 | 20-10 | 1-2 | 0-0 | 0-0 | 0-0 |
| 2014 | 12-9 | 12-9 | 0-0 | 0-0 | 0-0 | 0-0 |
| Total | 332-203 | 245-132 | 15-23 | 45-24 | 19-18 | 8-6 |
-
Dhakshineswar SureshD.SureshIND
- 3-6 6-3 6-4
- Rubber 1
-
18 Sep 26
New York
-
Dusan LajovicD.LajovicSRB Loss
- 4-6 7-5 3-1 ret.
- q1
-
25 Aug 26
Quebec City Challenger
-
Benjamin BonziB.BonziFRA Loss
- w/o
- 2nd
-
20 Aug 26
-
Shintaro MochizukiS.MochizukiJPN
- 7-5 4-6 6-3
- 1st
-
19 Aug 26
-
Andrea GuerrieriA.GuerrieriITA
- 6-3 6-3
- Q.
-
18 Aug 26
-
Keegan SmithK.SmithUSA
- 4-6 6-3 6-3
- q1
-
17 Aug 26
Cincinnati
-
Quentin HalysQ.HalysFRA Loss
- 4-6 7-65 6-4
- q1
-
11 Aug 26
Lexington Challenger
-
Andre IlaganA.IlaganUSA Loss
- 3-6 7-64 6-4
- 2nd
-
05 Aug 26
-
Tristan SchoolkateT.SchoolkateAUS
- 3-6 5-1 ret.
- 1st
-
04 Aug 26
Zhizhen Zhang
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 22-25 | 9-14 | 3-7 | 1-0 | 9-4 | 0-0 |
| 2025 | 4-12 | 2-10 | 0-0 | 2-2 | 0-0 | 0-0 |
| 2024 | 24-28 | 9-12 | 9-7 | 2-5 | 4-4 | 0-0 |
| 2023 | 30-29 | 12-13 | 15-10 | 1-2 | 2-4 | 0-0 |
| 2022 | 52-28 | 11-5 | 31-11 | 9-11 | 1-1 | 0-0 |
| 2021 | 15-12 | 1-1 | 9-6 | 0-1 | 5-4 | 0-0 |
| 2020 | 1-6 | 1-6 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2019 | 34-21 | 27-17 | 7-3 | 0-1 | 0-0 | 0-0 |
| 2018 | 21-25 | 8-14 | 13-11 | 0-0 | 0-0 | 0-0 |
| 2017 | 30-24 | 29-21 | 1-3 | 0-0 | 0-0 | 0-0 |
| 2016 | 9-17 | 3-7 | 6-10 | 0-0 | 0-0 | 0-0 |
| 2015 | 43-24 | 25-15 | 18-9 | 0-0 | 0-0 | 0-0 |
| 2014 | 27-17 | 19-13 | 8-4 | 0-0 | 0-0 | 0-0 |
| 2013 | 13-13 | 7-6 | 6-7 | 0-0 | 0-0 | 0-0 |
| Total | 325-281 | 163-154 | 126-88 | 15-22 | 21-17 | 0-0 |
Guangzhou Challenger
-
Yi ZhouY.ZhouCHN Loss
- 6-3 6-4
- 2nd
-
21 Oct 26
-
Kaichi UchidaK.UchidaJPN
- 7-61 6-3
- 1st
-
20 Oct 26
Shanghai
-
Tomas MachacT.MachacCZE Loss
- 1-6 7-63 6-2
-
1st
-
07 Oct 26
Beijing
-
Arthur GeaA.GeaFRA Loss
- 6-4 6-3
-
1st
-
30 Sep 26
Hangzhou
-
Chak Lam Coleman WongC.WongHKG Loss
- 6-3 6-3
-
1st
-
24 Sep 26
Vancouver Challenger
-
Jeff WolfJ.WolfUSA Loss
- 7-63 3-6 6-4
- 1st
-
29 Jul 26
Winnipeg Challenger
-
Charles BroomC.BroomGBR Loss
- 2-6 7-68 6-2
- 2nd
-
22 Jul 26
-
Tyler ZinkT.ZinkUSA
- 7-61 6-3
- 1st
-
21 Jul 26
Granby Challenger
-
Justin BoulaisJ.BoulaisCAN Loss
- 6-2 7-66
- 1st
-
13 Jul 26
London
-
Henry SearleH.SearleGBR Loss
- 6-3 6-4
- q1
-
22 Jun 26
