
Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Republic of Korea
16.03.96, 29 years
16.03.96, 29 years

Dayeon Back vs. Ji Yun Yun - head to head matches
28.08.17 | q 1 | Dayeon Back | Ji Yun Yun | 6-2, 6-2 | match details | ![]() | Hard |
Dayeon Back form & Ji Yun Yun form
Dayeon Back - last matches
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15.05.25 2nd round | vs. Ya-Hsuan Lee | 7-5, 6-2 | ![]() | match details |
14.05.25 1st round | vs. Punnin Kovapitukted | 6-3, 4-6, 6-3 | ![]() | match details |
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10.05.25 1/4 | vs. Janice Tjen | 1-6, 0-6 | ![]() | match details |
08.05.25 2nd round | vs. Chihiro Muramatsu | 6-3, 3-6, 6-3 | ![]() | match details |
07.05.25 1st round | vs. Rina Saigo | 6-74, 6-3, 6-4 | ![]() | match details |
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30.04.25 1st round | vs. Saki Imamura | 3-6, 3-6 | ![]() | match details |
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22.04.25 qual. | vs. Mei Yamaguchi | 2-6, 2-6 | ![]() | match details |
21.04.25 q 1 | vs. Lisa Kamigata | 6-3, 7-5 | ![]() | match details |
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12.04.25 | vs. Sahaja Yamalapalli | 6-3, 6-4 | ![]() | match details |
11.04.25 | vs. Hong Yi Cody Wong | 6-3, 7-5 | ![]() | match details |
10.04.25 | vs. Mananchaya Sawangkaew | 4-6, 2-6 | ![]() | match details |
09.04.25 | vs. Lulu Sun | 4-6, 1-6 | ![]() | match details |
08.04.25 | vs. Joanna Garland | 6-4, 2-6, 6-4 | ![]() | match details |
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23.03.25 fin | vs. Aunchisa Chanta | 6-73, 3-6 | ![]() | match details |
22.03.25 1/2 | vs. Yuki Naito | 6-4, 6-1 | ![]() | match details |
21.03.25 1/4 | vs. Rinko Matsuda | 7-5, 6-2 | ![]() | match details |
20.03.25 2nd round | vs. Kamonwan Yodpetch | 6-0, 7-5 | ![]() | match details |
19.03.25 1st round | vs. Matilde Mariani | 2-6, 6-4, 6-0 | ![]() | match details |
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16.03.25 fin | vs. Eunhye Lee | 3-6, 4-6 | ![]() | match details |
15.03.25 1/2 | vs. Polina Iatcenko | 7-5, 6-2 | ![]() | match details |
14.03.25 1/4 | vs. Ekaterina Reyngold | 6-74, 6-2, 6-2 | ![]() | match details |
13.03.25 2nd round | vs. Francesca Pace | 6-4, 6-3 | ![]() | match details |
11.03.25 1st round | vs. Mika Buchnik | 6-0, 6-1 | ![]() | match details |
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28.02.25 1/4 | vs. Lizette Cabrera | 1-6, 1-6 | ![]() | match details |
27.02.25 2nd round | vs. Shiho Akita | 6-2, 6-4 | ![]() | match details |
26.02.25 1st round | vs. Fang An Lin | 0-6, 6-3, 6-0 | ![]() | match details |
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19.02.25 1st round | vs. Sakura Hosogi | 2-6, 1-6 | ![]() | match details |
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11.02.25 1st round | vs. Shiho Akita | 1-6, 6-3, 3-6 | ![]() | match details |
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27.11.24 1st round | vs. Ayano Shimizu | 6-4, 1-6, 6-1 | ![]() | match details |
27.11.24 2nd round | vs. Natsumi Kawaguchi | 1-6, 7-5, 4-6 | ![]() | match details |
Ji Yun Yun - last matches
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02.09.18 q 2 | vs. Jiwoo Mun | 4-6, 6-3, 3-6 | ![]() | match details |
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11.06.18 q 2 | vs. Haine Ogata | 4-6, 6-2, 1-6 | ![]() | match details |
10.06.18 q 1 | vs. Suhyeon Lee | 6-0, 6-0 | ![]() | match details |
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03.06.18 q 1 | vs. Jin Ju Lee | 3-6, 5-7 | ![]() | match details |
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28.08.17 q 1 | vs. Dayeon Back | 2-6, 2-6 | ![]() | match details |
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12.06.17 q 2 | vs. Soyeon Park | 7-65, 2-6, 6-1 | ![]() | match details |
12.06.17 qual. | vs. You-Na Sul | 3-6, 1-6 | ![]() | match details |
12.06.17 q 1 | vs. Hyejin Lee | 6-4, 2-6, 6-4 | ![]() | match details |
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05.06.17 q 2 | vs. You-Na Sul | 4-6, 4-6 | ![]() | match details |
05.06.17 q 1 | vs. Eunji Lee | 6-1, 6-0 | ![]() | match details |
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29.05.17 q 2 | vs. So Hee Jung | 0-6, 3-6 | ![]() | match details |
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15.05.17 q 1 | vs. Yuseung Suh | 6-3, 6-3 | ![]() | match details |
15.05.17 q 2 | vs. Yujin Ahn | 2-6, 5-7 | ![]() | match details |
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05.09.16 q 1 | vs. Hyojin Kong | 3-6, 1-6 | ![]() | match details |
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11.07.16 q 1 | vs. Frederikke Svarre | 1-6, 7-65, 4-6 | ![]() | match details |
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04.07.16 q 1 | vs. Alexandra Bozovic | 1-6, 3-6 | ![]() | match details |
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20.06.16 q 2 | vs. Sangbong Bark | 6-2, 3-6, 6-2 | ![]() | match details |
20.06.16 qual. | vs. Seung Hee Han | 3-6, 0-6 | ![]() | match details |
20.06.16 q 1 | vs. Jae Young Jo | 6-0, 6-1 | ![]() | match details |
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23.05.16 q 1 | vs. Eunji Lim | 6-1, 1-6, 7-5 | ![]() | match details |
23.05.16 q 2 | vs. Yeong Won Jeong | 3-6, 1-6 | ![]() | match details |
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11.04.16 q 1 | vs. Daniela Vukovic | 3-6, 0-6 | ![]() | match details |
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04.04.16 q 2 | vs. Annie Donaldson | 6-1, 6-2 | ![]() | match details |
04.04.16 qual. | vs. Silvia Njiric | 2-6, 1-6 | ![]() | match details |
04.04.16 q 1 | vs. Elena Griessner | 6-4, 6-3 | ![]() | match details |
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28.03.16 q 1 | vs. Andrea Lippe | 6-0, 6-0 | ![]() | match details |
28.03.16 q 2 | vs. Vasilisa Aponasenko | 1-6, 0-6 | ![]() | match details |
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07.09.15 q 1 | vs. Na-Young Lee | 2-6, 2-6 | ![]() | match details |
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31.08.15 q 1 | vs. Robyn Beddow | 6-0, 6-1 | ![]() | match details |
31.08.15 q 2 | vs. Mijeong Park | 6-4, 6-72, 2-6 | ![]() | match details |