Player research cockpit

Yeon WooKu

TennisJack analysis

Yeon Woo Ku currently has a large TennisJack sample of 75 completed matches, with a 64.0% win rate in the loaded match history. The recent form line is 5-5 across the latest 10 completed matches.

Latest rank #174

Matches75Completed matches

Win rate64.0%Across all matches

Latest form5-5In latest 10 matches

Index statusStrong candidateProfile confidence

Performance metrics

Hold Base65.9%

Break Pressure50.9%

Latest form (10 matches)

5-5

W L L L W W W W L L

Surface profile

Hardcourt outdoor

Canonical/players/yeon-woo-ku/

Index statusStrong candidate

Last updatedData from TennisJack

Profile intelligence

Ten signals worth watching.

Built from 75 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Strong starter Break-heavy player

Set 1 punch66.7%

Service shield65.9%

Return bite50.9%

Decider risk28.0%

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 72.7% 40-15 - 55 matches Avg odds 1.34 | 1+ set 81.8%

Underdog 30.0% 3-7 - 10 matches Avg odds 3.99 | 1+ set 60.0%

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win66.7%

Breaks first S180.0%

Broken first S120.0%

Recovers S120.0%

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks4.33

Avg broken3.13

Balance1.20

Clean service matches21.3%

3+ breaks produced77.3%

Set 2 win60.0%

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

64.6%Clean 2-0 share among wins

Clean 2-0 wins31

Comeback signals44

Lost set 1, won match5

Comeback index58.7%

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt outdoor

Primary record44-21

Primary WR67.7%

Best surfaceHardcourt outdoor 67.7%

Hardcourt outdoor44-2167.7%

Unknown4-266.7%

Hardcourt indoor0-20.0%

Clay0-10.0%

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds1.38

Avg loss odds2.46

Biggest win odds4.33

2.00+ odds WR33.3%

2.00+ sample9

Odds sample65

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share28.0%

Decider record11-10

Set 3 win52.4%

After losing S120.0%

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets27-27

Close-set WR50.0%

Tie-breaks6-9

Matches with tight set41

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Stable form · 2 losses running

W L L L W W W W L L

Latest 5 WR60.0%

Previous 10 WR60.0%

Latest 53-2

Previous 106-4

Trend delta+0.0%

Latest 5 WR60.0%

Match log

All Yeon Woo Ku matches in the TennisJack sample.

Scan date, tournament, surface, opponent, set score, result and service-return indicators before opening the deeper tools.

Open Player Research

Date	Match	Score	Result	Hold / Break
29.07.2026R32	Yeon Woo Ku vs Emma DongWTA Vancouver	6-4 2-6 6-7Hardcourt outdoor	Loss	Hold 66.7% Break 25.0%
26.07.2026	Yeon Woo Ku vs Caroline DolehideW100 Evansville	6-7 6-7Surface pending	Loss	Hold 50.0% Break 42.9%
25.07.2026	Yeon Woo Ku vs Lucrezia StefaniniW100 Evansville	6-4 6-2Surface pending	Win	Hold 66.7% Break 66.7%
24.07.2026	Yeon Woo Ku vs Mary StoianaW100 Evansville	6-4 2-6 6-2Surface pending	Win	Hold 53.9% Break 53.9%
23.07.2026	Yeon Woo Ku vs Darja VidmanovaW100 Evansville	3-6 6-3 6-4Surface pending	Win	Hold 61.5% Break 42.9%
22.07.2026	Yeon Woo Ku vs Reina GotoW100 Evansville	6-2 6-2Surface pending	Win	Hold 87.5% Break 62.5%
14.07.2026	Yeon Woo Ku vs Miho KuramochiW75 Granby	6-1 6-7 4-6Surface pending	Loss	Hold 60.0% Break 46.7%
23.06.2026Round 14	Yeon Woo Ku vs Teodora KostovicWimbledon Women	1-6 4-6Grass	Loss	Hold 50.0% Break 11.1%
20.06.2026SF	Yeon Woo Ku vs Darja VidmanovaWTA Figueira da Foz	4-6 3-6Hardcourt outdoor	Loss	Hold 33.3% Break 40.0%
19.06.2026QF	Yeon Woo Ku vs Martyna KubkaWTA Figueira da Foz	3-6 6-4 6-1Hardcourt outdoor	Win	Hold 75.0% Break 38.5%
17.06.2026R16	Yeon Woo Ku vs Viktoria HruncakovaWTA Figueira da Foz	6-4 6-3Hardcourt outdoor	Win	Hold 100.0% Break 30.0%
16.06.2026R32	Yeon Woo Ku vs Lucrezia StefaniniWTA Figueira da Foz	6-4 7-5Hardcourt outdoor	Win	Hold 54.5% Break 63.6%
11.06.2026	Yeon Woo Ku vs Savannah BroadusW50 Guimaraes	6-7 2-6Hardcourt outdoor	Loss	Hold 50.0% Break 27.3%
10.06.2026	Yeon Woo Ku vs Francisca LaundesW50 Guimaraes	6-1 6-4Hardcourt outdoor	Win	Hold 66.7% Break 75.0%
07.06.2026	Yeon Woo Ku vs Francisca JorgeW50 Montemor-o-Novo	3-6 6-4 6-2Hardcourt outdoor	Win	Hold 50.0% Break 61.5%
06.06.2026	Yeon Woo Ku vs Anastasia KulikovaW50 Montemor-o-Novo	6-2 6-1Hardcourt outdoor	Win	Hold 100.0% Break 62.5%
05.06.2026	Yeon Woo Ku vs Maria Martinez VaqueroW50 Montemor-o-Novo	6-4 7-5Hardcourt outdoor	Win	Hold 60.0% Break 54.5%
04.06.2026	Yeon Woo Ku vs Valentini GrammatikopoulouW50 Montemor-o-Novo	6-4 7-5Hardcourt outdoor	Win	Hold 54.5% Break 63.6%
02.06.2026	Yeon Woo Ku vs Iveta DapkuteW50 Montemor-o-Novo	6-1 6-3Hardcourt outdoor	Win	Hold 87.5% Break 62.5%
19.05.2026Round 14	Yeon Woo Ku vs Karolina PliskovaFrench Open Women	6-0 3-6 1-6Clay	Loss	Hold 54.5% Break 36.4%
11.05.2026	Yeon Woo Ku vs Claire LiuW75 Trnava	4-6 1-6Hardcourt indoor	Loss	Hold 37.5% Break 22.2%
28.04.2026	Yeon Woo Ku vs Maddison InglisW100 Gifu	6-3 2-6 4-6Hardcourt outdoor	Loss	Hold 53.9% Break 35.7%
22.04.2026	Yeon Woo Ku vs Haruka KajiW100 Tokyo	4-6 6-7Hardcourt outdoor	Loss	Hold 63.6% Break 25.0%
17.04.2026	Yeon Woo Ku vs Hayu KinoshitaW35 Miyazaki	1-6 7-6 3-6Hardcourt outdoor	Loss	Hold 53.9% Break 18.8%
16.04.2026	Yeon Woo Ku vs Tiana Tian DengW35 Miyazaki	6-3 6-2Hardcourt outdoor	Win	Hold 62.5% Break 77.8%
01.04.2026	Yeon Woo Ku vs Taylah PrestonW100 Luan	5-7 3-6Hardcourt outdoor	Loss	Hold 36.4% Break 40.0%
18.03.2026	Yeon Woo Ku vs Sara SaitoW75 Kofu	2-6 2-6Hardcourt outdoor	Loss	Hold 12.5% Break 37.5%
11.03.2026	Yeon Woo Ku vs Hayu KinoshitaW75 Kyoto	3-6 5-7Hardcourt indoor	Loss	Hold 60.0% Break 18.2%
12.01.2026Round 14	Yeon Woo Ku vs Fiona FerroAustralian Open Women	3-6 2-6Hardcourt outdoor	Loss	Hold 37.5% Break 22.2%
04.01.2026Round 19	Yeon Woo Ku vs Kaitlin QuevedoWTA Auckland	6-1 4-6 1-6Hardcourt outdoor	Loss	Hold 66.7% Break 25.0%
03.01.2026Round 45	Yeon Woo Ku vs Alina CharaevaWTA Auckland	6-3 6-2Hardcourt outdoor	Win	Hold 88.9% Break 50.0%
30.11.2025	Yeon Woo Ku vs Shuai ZhangITF W50 Yokohama	3-6 2-6Hardcourt outdoor	Loss	Hold 37.5% Break 22.2%
29.11.2025	Yeon Woo Ku vs Viktoria MorvayovaITF W50 Yokohama	6-2 6-1Hardcourt outdoor	Win	Hold 87.5% Break 71.4%
28.11.2025	Yeon Woo Ku vs Yexin MaITF W50 Yokohama	7-5 6-3Hardcourt outdoor	Win	Hold 63.6% Break 60.0%
27.11.2025	Yeon Woo Ku vs Naho SatoITF W50 Yokohama	6-3 6-1Hardcourt outdoor	Win	Hold 87.5% Break 62.5%
26.11.2025	Yeon Woo Ku vs Eri ShimizuITF W50 Yokohama	6-1 6-1Hardcourt outdoor	Win	Hold 100.0% Break 71.4%
23.11.2025	Yeon Woo Ku vs Himeno SakatsumeITF W100 Takasaki	3-6 6-1 4-6Hardcourt outdoor	Loss	Hold 61.5% Break 38.5%
22.11.2025	Yeon Woo Ku vs Shuai ZhangITF W100 Takasaki	6-3 4-6 7-6Hardcourt outdoor	Win	Hold 73.3% Break 29.4%
20.11.2025	Yeon Woo Ku vs Shiho AkitaITF W100 Takasaki	3-6 6-1 6-3Hardcourt outdoor	Win	Hold 58.3% Break 61.5%
19.11.2025	Yeon Woo Ku vs Jana KolodynskaITF W100 Takasaki	6-3 5-2Hardcourt outdoor	Win	Hold 87.5% Break 55.6%
02.11.2025	Yeon Woo Ku vs Hibah ShaikhITF W35 Loule	7-6 6-3Hardcourt outdoor	Win	Hold 63.6% Break 45.5%
01.11.2025	Yeon Woo Ku vs Angelina VoloshchukITF W35 Loule	6-2 7-5Hardcourt outdoor	Win	Hold 60.0% Break 70.0%
31.10.2025	Yeon Woo Ku vs Justina MikulskyteITF W35 Loule	5-7 6-1 6-4Hardcourt outdoor	Win	Hold 64.3% Break 53.3%
30.10.2025	Yeon Woo Ku vs Noemi BasilettiITF W35 Loule	6-1 6-1Hardcourt outdoor	Win	Hold 85.7% Break 85.7%
29.10.2025	Yeon Woo Ku vs Elena MilovanovicITF W35 Loule	6-2 6-1Hardcourt outdoor	Win	Hold 85.7% Break 75.0%
26.10.2025	Yeon Woo Ku vs Carolyn AnsariITF W35 Lagos	6-2 4-6 7-6Hardcourt outdoor	Win	Hold 66.7% Break 37.5%
25.10.2025	Yeon Woo Ku vs Vittoria PaganettiITF W35 Lagos	6-1 6-1Hardcourt outdoor	Win	Hold 85.7% Break 85.7%
24.10.2025	Yeon Woo Ku vs Camilla ZanoliniITF W35 Lagos	6-2 6-2Hardcourt outdoor	Win	Hold 75.0% Break 75.0%
23.10.2025	Yeon Woo Ku vs Marta Soriano SantiagoITF W35 Lagos	6-1 6-1Hardcourt outdoor	Win	Hold 71.4% Break 100.0%
21.10.2025	Yeon Woo Ku vs Elza TomaseITF W35 Lagos	6-2 6-4Hardcourt outdoor	Win	Hold 77.8% Break 55.6%
13.10.2025Round 14	Yeon Woo Ku vs Katarina ZavatskaWTA Jinan	4-6 6-2 5-7Hardcourt outdoor	Loss	Hold 60.0% Break 40.0%
26.09.2025	Yeon Woo Ku vs Nao HibinoITF W100 Incheon	6-4 2-6 2-6Hardcourt outdoor	Loss	Hold 30.8% Break 46.1%
25.09.2025	Yeon Woo Ku vs Misaki MatsudaITF W100 Incheon	6-2 6-3Hardcourt outdoor	Win	Hold 66.7% Break 75.0%
23.09.2025	Yeon Woo Ku vs Dabin KimITF W100 Incheon	6-3 6-1Hardcourt outdoor	Win	Hold 87.5% Break 62.5%
15.09.2025R32	Yeon Woo Ku vs Lois BoissonWTA Seoul	2-6 1-6Hardcourt outdoor	Loss	Hold 14.3% Break 25.0%
10.09.2025	Yeon Woo Ku vs Fangzhou LiuITF W50 Guiyang	0-6 3-6Hardcourt outdoor	Loss	Hold 42.9% Break 0.0%
06.09.2025	Yeon Woo Ku vs Rina SaigoITF W35 Nakhon Pathom	6-2 6-4Hardcourt outdoor	Win	Hold 77.8% Break 55.6%
05.09.2025	Yeon Woo Ku vs Miho KuramochiITF W35 Nakhon Pathom	6-1 6-0Hardcourt outdoor	Win	Hold 100.0% Break 83.3%
04.09.2025	Yeon Woo Ku vs Ayumi KoshiishiITF W35 Nakhon Pathom	6-0 6-2Hardcourt outdoor	Win	Hold 100.0% Break 71.4%
02.09.2025	Yeon Woo Ku vs Misaki MatsudaITF W35 Nakhon Pathom	6-0 6-4Hardcourt outdoor	Win	Hold 75.0% Break 75.0%
14.08.2025	Yeon Woo Ku vs Hannah KlugmanITF W35 Aldershot	5-7 6-7Hardcourt outdoor	Loss	Hold - Break -
12.08.2025	Yeon Woo Ku vs Akiko OmaeITF W35 Aldershot	6-1 1-6 6-2Hardcourt outdoor	Win	Hold - Break -
08.08.2025	Yeon Woo Ku vs Victoria AllenITF W35 Roehampton	6-2 6-7 5-2Hardcourt outdoor	Win	Hold - Break -
07.08.2025	Yeon Woo Ku vs Arina RodionovaITF W35 Roehampton	7-6 2-6 5-4Hardcourt outdoor	Win	Hold - Break -
06.08.2025	Yeon Woo Ku vs Jaquelyn OgunwaleITF W35 Roehampton	6-2 6-3Hardcourt outdoor	Win	Hold - Break -
26.07.2025	Yeon Woo Ku vs Dayeon BackITF W35 Monastir	6-0 3-6 3-6Hardcourt outdoor	Loss	Hold 66.7% Break 33.3%
20.07.2025	Yeon Woo Ku vs Sakura HosogiW35 Monastir	3-6 3-6Hardcourt outdoor	Loss	Hold - Break -
18.07.2025	Yeon Woo Ku vs Chenting ZhuITF W35 Monastir	7-6 6-2Hardcourt outdoor	Win	Hold 80.0% Break 36.4%
20.06.2025	Yeon Woo Ku vs Ayano ShimizuITF W35 Taipei	6-0 6-2Hardcourt outdoor	Win	Hold 85.7% Break 85.7%
18.06.2025	Yeon Woo Ku vs Madeleine JessupITF W35 Taipei	6-0 6-0Hardcourt outdoor	Win	Hold - Break -
30.05.2025	Yeon Woo Ku vs Dabin KimITF W15 Daegu	5-7 3-6Hardcourt outdoor	Loss	Hold - Break -
28.05.2025	Yeon Woo Ku vs Jiho ShinITF W15 Daegu	6-0 6-1Hardcourt outdoor	Win	Hold 100.0% Break 85.7%
22.05.2025	Yeon Woo Ku vs Ya-Hsuan LeeITF W35 Andong	6-7 5-7Hardcourt outdoor	Loss	Hold 50.0% Break 38.5%
21.05.2025	Yeon Woo Ku vs Wushuang ZhengW35 Andong	6-2 6-3Hardcourt outdoor	Win	Hold - Break -
19.05.2025	Yeon Woo Ku vs Rutuja BhosaleW35 Andong	6-1 5-2Hardcourt outdoor	Win	Hold - Break -