Dayeon Back and Su Jeong Jang will square off in the 1st round of the Hana Bank Korea Open for the 1st time in their career. They are scheduled to compete on Monday at 4:00 pm on Center Court. Here the head to head stats and relative prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Su Jeong Jang who should win in 2 sets.

As per the initial odds, Su Jeong Jang is the pick to win this match.
Su Jeong Jang -> 1.067
Dayeon Back -> 8.6

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Prediction and head to head Dayeon Back vs. Su Jeong Jang

There is no head to head record between Dayeon Back and Su Jeong Jang since this will be the first time that they will square off in the main tour.

Dayeon Back

Dayeon Back

0 - 0win/loss

Rank
315
High
293
LLLWWWWLWW
Year Total Hard Clay I.hard Grass Carpet
2025 47-24 43-22 0-0 0-0 0-0 4-2
2024 54-20 46-16 3-1 0-1 0-0 5-2
2023 44-15 44-15 0-0 0-0 0-0 0-0
2022 19-11 19-11 0-0 0-0 0-0 0-0
2021 7-8 2-3 5-4 0-1 0-0 0-0

Currently unranked, the Korean will start her run in the Seoul after she played her last match in W15 Antalya where she lost 2-6 6-3 6-4 to Vargova in the 2nd round on the 11th of November.

Dayeon has an aggregate 7-7 win-loss record in 2021, 0-0 on indoor hard courts (See FULL STATS).

This will be the first match of the season on indoor hard courts.

Talking about her overall career, Back has an overall 25-14 record. She has a flat 0-0 record on indoor hard courts.

Previously in the Seoul

The Korean has never competed in this tournament before.

Seoul
Back's Record

Su Jeong Jang

Su Jeong Jang

0 - 0win/loss

Rank
621
High
114
WWLWWLLWWL
Year Total Hard Clay I.hard Grass Carpet
2025 13-16 12-13 1-2 0-0 0-0 0-1
2024 28-20 13-15 9-2 0-0 0-0 6-3
2023 37-24 27-17 2-4 7-1 1-2 0-0
2022 32-20 5-8 20-8 5-2 2-2 0-0
2021 41-15 0-0 40-14 1-1 0-0 0-0

Ranked no. 215, Su will start her run in the Seoul after she played her last match in the W25 Naples where she lost 7-5 2-6 7-5 to Berberovic in the final on the 21st of November.

Su has an aggregate 40-14 win-loss record in 2021, 0-0 on indoor hard courts (See FULL STATS).

This will be the first match of the season on indoor hard courts.

In terms of her career, The Korean has an overall 336-224 record. She has a negative 7-9 record on indoor hard courts.

Seoul
Jeong Jang's Record

Tennis Scores in Seoul

Upcoming matches in the draw