| ITF W15 - Antalya | 03/30 09:00 | 25 | Jasmijn Gimbrere v Su Jeong Jang | 4-6,4-6 | |
| ITF W15 - Antalya | 03/25 08:50 | 25 | [329] Su Jeong Jang v Rebeka Masarova [345] | 6-7,7-5,3-6 | |
| ITF W15 - Antalya | 03/21 07:20 | 29 | [341] Mai Hontama v Su Jeong Jang [327] | 6-4,3-6,2-6 | |
| ITF W15 - Antalya | 03/20 07:30 | 28 | [327] Su Jeong Jang v Johana Markova [400] | 6-3,6-1 | |
| ITF W15 - Antalya | 03/19 07:30 | 27 | [256] Cristina Dinu v Su Jeong Jang [327] | 1-6,2-6 | |
| ITF W15 - Antalya | 03/18 08:40 | 26 | Polina Leykina v Su Jeong Jang | 1-6,0-6 | |
| ITF W15 - Antalya | 03/17 11:15 | 25 | Petia Arshinkova v Su Jeong Jang | 1-6,0-6 | |
| ITF W15 - Antalya | 03/10 10:30 | 25 | Zhibek Kulambayeva v Su Jeong Jang | 2-6,6-3,7-5 | |
| ITF W15 - Antalya | 03/07 06:55 | 29 | Su Jeong Jang v Nuria Brancaccio | 5-7,4-6 | |
| ITF W15 - Antalya | 03/06 07:00 | 28 | Su Jeong Jang v Andreea Prisacariu | 3-6,6-3,6-4 | |
| ITF W15 - Antalya | 03/05 07:00 | 27 | Su Jeong Jang v Jazmin Ortenzi | 6-3,6-3 | |
| ITF W15 - Antalya | 03/04 08:35 | 26 | Su Jeong Jang v Zeynep Sonmez | 6-1,4-6,6-2 | |
| ITF W15 - Antalya | 03/02 09:00 | 25 | Su Jeong Jang v Defne Cirpanli | 6-1,6-1 | |
| Fed Cup 2020 | 03/07 12:00 | 5 | [34] Saisai Zheng v Su Jeong Jang [309] | 6-1,6-0 | |
| Fed Cup 2020 | 03/06 12:00 | 4 | Priska M Nugroho v Su Jeong Jang | 5-7,3-6 | |
| Fed Cup 2020 | 03/05 12:00 | 3 | [433] Rutuja Bhosale v Su Jeong Jang [309] | 7-5,6-4 | |
| Billie Jean King Cup | 03/04 12:00 | 2 | Ya-Yi Yang v Su Jeong Jang | 3-6,1-6 | |
| Fed Cup 2020 | 03/03 12:00 | 1 | [309] Su Jeong Jang v Akgul Amanmuradova [398] | 6-3,6-4 | |
| ITF W25 - Perth | 02/25 04:25 | 25 | [381] Lucrezia Stefanini v Su Jeong Jang [315] | 6-1,6-4 | |
| ITF W25 - Perth | 02/20 04:55 | 26 | Su Jeong Jang v Sakura Hosogi | 6-2,3-6,2-6 | |
| ITF W25 - Perth | 02/19 09:05 | 25 | [317] Su Jeong Jang v Emily Fanning [468] | 4-6,6-2,6-3 | |
| Australian Open - Damer - Wild card | 12/06 02:00 | 27 | [321] Su Jeong Jang v Kai-Chen Chang [337] | 1-6,5-7 | |
| Australian Open - Damer - Wild card | 12/04 02:00 | 26 | [321] Su Jeong Jang v Xinyu Jiang [104] | 6-3,6-3 | |
| ITF W100 - Tokyo | 11/13 03:30 | 25 | [143] Kurumi Nara v Su Jeong Jang [300] | 6-3,6-4 | |
| ITF W25 - Hua Hin | 11/06 02:55 | 25 | [281] Su Jeong Jang v Naiktha Bains [292] | 6-4,3-6,4-6 | |
| ITF W60 - Liuzhou | 10/28 04:55 | 54 | [265] Su Jeong Jang v Meiqi Guo [487] | 6-0,2-6,3-10 | |
| ITF W100 - Suzhou | 10/15 02:00 | 54 | [266] Su Jeong Jang v Meiqi Guo [496] | 3-6,3-6 | |
| ITF W100 - Suzhou | 10/14 04:30 | 54 | [266] Su Jeong Jang v Ying Zhang [421] | 3-6,7-6,11-9 | |
| WTA Seoul | 09/14 05:30 | 45 | [268] Su Jeong Jang v Ulrikke Eikeri [244] | 2-6,2-6 | |
| WTA Hiroshima | 09/09 04:00 | 64 | [178] Valeria Savinykh v Su Jeong Jang [283] | 6-4,7-5 |
Wikipedia - Jang Su-jeong
Jang Su-jeong (Korean: 장수정 Hanja: 張修貞; born 13 March 1995) is a South Korean professional tennis player.
Jang has won one singles and one doubles title on the WTA Challenger Tour. She has also won 12 tournaments in singles and 15 in doubles on the ITF Circuit. 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.
Playing for South Korea Fed Cup team, Jang has a win-loss record of 21-11 as of April 2024.
History
Jang had a good career as a singles junior player, reaching her highest ranking in that category as world No. 68. Her best junior Grand Slam tournament was at the 2011 US Open, where she reached the third round. Her lone junior singles title was at the Yangdu International Junior Championships (Gangwon, 2008).
She won her first ITF Circuit title in Bundaberg, Australia on 30 March 2013, winning the doubles tournament alongside Lee So-ra. The pair defeated Miki Miyamura and Varatchaya Wongteanchai in the final in a close three-setter.
Her most successful performance to date came at the 2013 Korea Open, where she reached the quarterfinals with a three-set win over Ons Jabeur.
She qualified into the singles main draw of the 2022 Australian Open for her major debut. She became the eighth South Korean woman to contest a Grand Slam main draw in the Open Era, and fourth this century following Cho Yoon-jeong, Jeon Mi-ra and Han Na-lae.
She won her first WTA Challenger title at the 2022 Swedish Open where she defeated Rebeka Masarova in the final.
At the 2023 Korea Open, she upset fifth seed Sofia Kenin.