Jang Su-jeong

Jang Su-jeong (; born 13 March 1995) is a South Korean professional tennis player. On 11 July 2022, she achieved a career-high singles ranking of world No. 114. On 22 May 2023, she peaked at No. 82 in the WTA doubles rankings.

Jang has won one singles and one doubles title on the WTA Challenger Tour. She has also won 12 tournaments in singles and 17 in doubles on the ITF Circuit.

Playing for South Korea in the Billie Jean King Cup, Jang has a win-loss record of 18–11 as of February 2025.

Career Jang won her first ITF Circuit title in Bundaberg, Australia in March 2013, winning the doubles tournament alongside Lee So-ra, defeating Miki Miyamura and Varatchaya Wongteanchai in the final in three sets.

At the 2013 Korea Open she reached the quarterfinals with a three-set win over Ons Jabeur Jang lost in the last eight to Lara Arruabarrena.

Jang reached her maiden WTA 125 final at the 2017 Hawaii Open, losing to top seed Zhang Shuai in three sets.

She qualified into the singles main draw of the 2022 Australian Open for her major debut, losing in the first round to Danka Kovinić.

Jang won her first WTA 125 title at the 2022 Swedish Open when she defeated Rebeka Masarova in the final.

Alongside You Xiaodi, Jang reached the final at the WTA 125 2022 Argentina Open, losing to Sara Errani and Irina Bara.

Playing with Han Na-lae, she won the doubles title at the WTA 125 2023 Veneto Open, defeating Weronika Falkowska and Katarzyna Piter in the final.

With Eri Hozumi, Jang was runner-up in the doubles at the 2023 Swedish Open, losing to Misaki Doi and Rebecca Peterson in the final.

At the 2023 Korea Open, she defeated fifth seed Sofia Kenin in the first round to record her first win against a top 30 ranked player. Jang lost her next match to Emina Bektas.

Performance timeline

Only main-draw results in WTA Tour, Grand Slam tournaments, Billie Jean King Cup, United Cup, Hopman Cup and Olympic Games are included in win–loss records.

Singles Current through the 2024 US Open.

WTA 125 finals Singles: 2 (1 title, 1 runner-up)

Doubles: 3 (1 title, 2 runner-ups)

ITF Circuit finals Singles: 31 (12 titles, 19 runner-ups) Legend$50/60,000 tournaments (2–5)$40/50,000 tournaments$25,000 tournaments (5–9)$10/15,000 tournaments (5–5)Finals by surfaceHard (7–14)Clay (3–4)Grass (2–0)Carpet (0–1)

Doubles: 30 (18 titles, 12 runner-ups) Legend$100,000 tournaments (2–1)$80,000 tournaments (1–0)$60/75,000 tournaments (3–2)$40,000 tournaments (0–1)$25/35,000 tournaments (8–3)$10/15,000 tournaments (4–5)Finals by surfaceHard (12–9)Clay (4–3)Grass (2–0)