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Dayeon Back
279
WTA ranking
254
points
24
years
Career
3-5
38% won
hard
3-5
38% won
Head to head
Match log
Qualifying
Challengers
2025
Seoul
Hard, September
R32
L
Beatriz Haddad Maia
4-6 3-6
2024
Seoul
Hard, September
R32
L
Carol Zhao
4-6 1-6
2023
Seoul
Hard, October
R16
L
Kimberly Birrell
0-6 1-6
R32
W
Jelena Ostapenko
3-6 6-1 7-6(4)
2022
Seoul
Hard, September
R32
L
Na Lae Han
1-6 1-6
Q2
W
Daniela Vismane
6-2 6-3
Q1
W
Lina Glushko
7-5 1-6 6-1
2021
Seoul
, challenger
Hard, December
R32
L
Su Jeong Jang
6-3 3-6 3-6