Yeon Woo Ku
Updated
- Rating6774.77
- WTA rank#221
- Last 106-4
- Last 304-3
- Current streak2 Losses
Recent match previews
- 2026-10-21: vs Arantxa Rus, WTA Austin (XI) (USA)
- 2026-10-17: vs Renata Zarazua, WTA Edmond (USA)
Match effects, last 365 days
| Date | Opponent | Opp Rank | Opp Rating | Score | Result | Effect | % of Ranking | Tour | Tournament | Note |
|---|---|---|---|---|---|---|---|---|---|---|
| 27.10.2026 | Kylie Collins | 388 | 6607.14 | 6-0, 6-2 | Loss | -392.64 | 31.83% | WTA SINGLES / 27.10.2026 | USA New Braunfels | |
| 22.10.2026 | Anastasia Tikhonova | 319 | 6667.13 | 1-6, 7-5, 6-3 | Loss | -96.93 | 214.38% | WTA SINGLES / 22.10.2026 | USA Austin | |
| 21.10.2026 | Kylie Collins | 388 | 6607.14 | 6-2, 6-2 | Win | 57.36 | 182.34% | WTA SINGLES / 21.10.2026 | USA Austin | |
| 20.10.2026 | Arantxa Rus | 245 | 6748.04 | 6-2, 3-6, 6-2 | Win | 117.27 | 226.18% | WTA SINGLES / 20.10.2026 | USA Austin | |
| 17.10.2026 | Renata Zarazua | 124 | 6891.83 | 6-1, 6-3 | Loss | -77.94 | 58.94% | WTA SINGLES / 17.10.2026 | USA Edmond | |
| 16.10.2026 | Arantxa Rus | 245 | 6748.04 | 5-7, 7-6, 6-1 | Win | 31.50 | 248.56% | WTA SINGLES / 16.10.2026 | USA Edmond | |
| 14.10.2026 | Zoie Epps | 1193 | 6236.73 | 6-4, 6-3 | Win | -373.04 | 172.77% | WTA SINGLES / 14.10.2026 | USA Edmond | |
| 27.09.2026 | Anastasia Tursunova | 9759 | 1000.00 | 6-0, 6-0 | Win | 0.00 | 151.57% | WTA SINGLES / 27.09.2026 | Asian Games Tennis | |
| 24.09.2026 | Elena Gabriela Ruse | 41 | 7059.33 | 2-6, 7-6, 6-1 | Loss | 343.44 | 160.45% | WTA SINGLES / 24.09.2026 | South Korea Soul | |
| 22.09.2026 | Alevtina Ibragimova | 212 | 6780.58 | 6-3, 6-2 | Win | 208.31 | 145.85% | WTA SINGLES / 22.09.2026 | South Korea Soul | |
| 02.09.2026 | Margaux Rouvroy | 333 | 6652.84 | 6-4, 4-6, 6-3 | Loss | -140.40 | 135.44% | WTA SINGLES / 02.09.2026 | Portugal Leiria | |
| 27.08.2026 | Storm Hunter | 136 | 6871.64 | 4-6, 7-6, 6-0 | Loss | 146.87 | 119.38% | WTA SINGLES / 27.08.2026 | USA US Open | |
| 25.08.2026 | Astra Sharma | 389 | 6606.30 | 6-4, 6-3 | Win | -3.48 | 117.55% | WTA SINGLES / 25.08.2026 | USA US Open | |
| 07.08.2026 | Mai Hontama | 176 | 6826.55 | 6-1, 4-6, 6-3 | Loss | 63.77 | 85.28% | WTA SINGLES / 07.08.2026 | USA Landisville | |
| 05.08.2026 | Anna Rogers | 474 | 6545.28 | 6-2, 6-3 | Win | -24.75 | 100.77% | WTA SINGLES / 05.08.2026 | USA Landisville | |
| 29.07.2026 | Emma Dong | 619 | 6460.08 | 4-6, 6-2, 7-6 | Loss | -303.98 | 111.40% | WTA SINGLES / 29.07.2026 | Canada Vancouver | |
| 26.07.2026 | Caroline Dolehide | 171 | 6831.96 | 7-6, 7-6 | Loss | 7.18 | 93.30% | WTA SINGLES / 26.07.2026 | USA Evansville | |
| 25.07.2026 | Lucrezia Stefanini | 123 | 6892.46 | 6-4, 6-2 | Win | 305.19 | 92.59% | WTA SINGLES / 25.07.2026 | USA Evansville | |
| 24.07.2026 | Mary Stoiana | 133 | 6874.36 | 6-4, 2-6, 6-2 | Win | 228.16 | 107.19% | WTA SINGLES / 24.07.2026 | USA Evansville | |
| 23.07.2026 | Darja Vidmanova | 116 | 6903.49 | 3-6, 6-3, 6-4 | Win | 224.71 | 113.97% | WTA SINGLES / 23.07.2026 | USA Evansville | |
| 22.07.2026 | Reina Goto | 538 | 6505.92 | 6-2, 6-2 | Win | 0.00 | 90.47% | WTA SINGLES / 22.07.2026 | USA Evansville | |
| 14.07.2026 | Miho Kuramochi | 502 | 6527.37 | 1-6, 7-6, 6-4 | Loss | -210.88 | 113.42% | WTA SINGLES / 14.07.2026 | Canada Granby | |
| 23.06.2026 | Teodora Kostovic | 160 | 6842.09 | 6-1, 6-4 | Loss | -100.68 | 30.15% | WTA SINGLES / 23.06.2026 | United Kingdom Wimbledon | |
| 20.06.2026 | Darja Vidmanova | 116 | 6903.49 | 6-4, 6-3 | Loss | -34.14 | 41.25% | WTA SINGLES / 20.06.2026 | Portugal Figueira Da Foz | |
| 19.06.2026 | Martyna Kubka | 215 | 6779.49 | 3-6, 6-4, 6-1 | Win | 124.72 | 87.71% | WTA SINGLES / 19.06.2026 | Portugal Figueira Da Foz | |
| 17.06.2026 | Viktoria Hruncakova | 286 | 6697.19 | 6-4, 6-3 | Win | 87.42 | 69.10% | WTA SINGLES / 17.06.2026 | Portugal Figueira Da Foz | |
| 16.06.2026 | Lucrezia Stefanini | 123 | 6892.46 | 6-4, 7-5 | Win | 267.69 | 68.57% | WTA SINGLES / 16.06.2026 | Portugal Figueira Da Foz | |
| 11.06.2026 | Savannah Broadus | 396 | 6602.19 | 7-6, 6-2 | Loss | -266.34 | 43.98% | WTA SINGLES / 11.06.2026 | Portugal Guimaraes | |
| 10.06.2026 | Francisca Laundes | 3757 | 5539.19 | 6-1, 6-4 | Win | -542.79 | 65.47% | WTA SINGLES / 10.06.2026 | Portugal Guimaraes | |
| 07.06.2026 | Francisca Jorge | 249 | 6743.55 | 3-6, 6-4, 6-2 | Win | 82.78 | 79.97% | WTA SINGLES / 07.06.2026 | Portugal Montemor-O-Novo | |
| 06.06.2026 | Anastasia Kulikova | 362 | 6628.22 | 6-2, 6-1 | Win | 85.95 | 63.48% | WTA SINGLES / 06.06.2026 | Portugal Montemor-O-Novo | |
| 05.06.2026 | Maria Martinez Vaquero | 507 | 6525.14 | 6-4, 7-5 | Win | -99.64 | 63.00% | WTA SINGLES / 05.06.2026 | Portugal Montemor-O-Novo | |
| 04.06.2026 | Valentini Grammatikopoulou | 634 | 6449.37 | 6-4, 7-5 | Win | -175.40 | 62.51% | WTA SINGLES / 04.06.2026 | Portugal Montemor-O-Novo | |
| 02.06.2026 | Iveta Dapkute | 881 | 6339.34 | 6-1, 6-3 | Win | -127.72 | 61.56% | WTA SINGLES / 02.06.2026 | Portugal Montemor-O-Novo | |
| 19.05.2026 | Karolina Pliskova | 35 | 7069.09 | 0-6, 6-3, 6-1 | Loss | 360.88 | 46.05% | WTA SINGLES / 19.05.2026 | France Paris | |
| 11.05.2026 | Claire Liu | 104 | 6921.33 | 6-4, 6-1 | Loss | -21.44 | 21.65% | WTA SINGLES / 11.05.2026 | Slovakia Trnava | |
| 28.04.2026 | Maddison Inglis | 119 | 6895.43 | 3-6, 6-2, 6-4 | Loss | 123.15 | 47.01% | WTA SINGLES / 28.04.2026 | Japan Gifu | |
| 22.04.2026 | Haruka Kaji | 310 | 6673.30 | 6-4, 7-6 | Loss | -191.47 | 37.41% | WTA SINGLES / 22.04.2026 | Japan Tokyo | |
| 17.04.2026 | Hayu Kinoshita | 256 | 6728.59 | 6-1, 6-7, 6-3 | Loss | -94.19 | 35.99% | WTA SINGLES / 17.04.2026 | Japan Miyazaki | |
| 16.04.2026 | Tiana Tian Deng | 667 | 6431.42 | 6-3, 6-2 | Win | -81.68 | 42.86% | WTA SINGLES / 16.04.2026 | Japan Miyazaki | |
| 15.04.2026 | Azuna Ichioka | 1434 | 6162.27 | 6-1, 6-0 | Win | 0.00 | 42.53% | WTA SINGLES / 15.04.2026 | Japan Miyazaki | |
| 01.04.2026 | Taylah Preston | 112 | 6911.74 | 7-5, 6-3 | Loss | -24.28 | 25.46% | WTA SINGLES / 01.04.2026 | China Luan | |
| 18.03.2026 | Sara Saito | 359 | 6628.98 | 6-2, 6-2 | Loss | -370.80 | 11.43% | WTA SINGLES / 18.03.2026 | Japan Kofu | |
| 11.03.2026 | Hayu Kinoshita | 256 | 6728.59 | 6-3, 7-5 | Loss | -207.44 | 21.66% | WTA SINGLES / 11.03.2026 | Japan Kyoto | |
| 12.01.2026 | Fiona Ferro | 131 | 6879.11 | 6-3, 6-2 | Loss | -93.66 | 8.66% | WTA SINGLES / 12.01.2026 | Australia Australian Open | |
| 04.01.2026 | Kaitlin Quevedo | 121 | 6893.81 | 1-6, 6-4, 6-1 | Loss | 173.58 | 17.91% | WTA SINGLES / 04.01.2026 | New Zealand Auckland | |
| 03.01.2026 | Alina Charaeva | 84 | 6963.71 | 6-3, 6-2 | Win | 391.44 | 19.39% | WTA SINGLES / 03.01.2026 | New Zealand Auckland | |
| 30.11.2025 | Shuai Zhang | 78 | 6986.81 | 6-3, 6-2 | Loss | 14.04 | 6.22% | WTA SINGLES / 30.11.2025 | Japan Yokohama | |
| 29.11.2025 | Viktoria Morvayova | 347 | 6638.93 | 6-2, 6-1 | Win | 96.66 | 14.81% | WTA SINGLES / 29.11.2025 | Japan Yokohama | |
| 28.11.2025 | Ye Xin Ma | 254 | 6729.45 | 7-5, 6-3 | Win | 119.68 | 14.69% | WTA SINGLES / 28.11.2025 | Japan Yokohama | |
| 27.11.2025 | Naho Sato | 554 | 6497.69 | 6-3, 6-1 | Win | -48.54 | 14.58% | WTA SINGLES / 27.11.2025 | Japan Yokohama | |
| 26.11.2025 | Eri Shimizu | 492 | 6533.83 | 6-1, 6-1 | Win | 0.00 | 14.47% | WTA SINGLES / 26.11.2025 | Japan Yokohama | |
| 23.11.2025 | Himeno Sakatsume | 128 | 6883.42 | 6-3, 1-6, 6-4 | Loss | 131.72 | 15.32% | WTA SINGLES / 23.11.2025 | Japan Takasaki | |
| 22.11.2025 | Shuai Zhang | 78 | 6986.81 | 6-3, 4-6, 7-6 | Win | 260.79 | 18.71% | WTA SINGLES / 22.11.2025 | Japan Takasaki | |
| 21.11.2025 | Nao Hibino | 242 | 6750.93 | 3-6, 7-5, 7-5 | Win | 60.16 | 17.40% | WTA SINGLES / 21.11.2025 | Japan Takasaki | |
| 20.11.2025 | Shiho Akita | 1336 | 6195.62 | 3-6, 6-1, 6-3 | Win | -311.49 | 17.27% | WTA SINGLES / 20.11.2025 | Japan Takasaki | |
| 19.11.2025 | Jana Kolodynska | 628 | 6453.15 | 6-3, 6-2 | Win | -70.81 | 13.71% | WTA SINGLES / 19.11.2025 | Japan Takasaki |