| ITF W25 Kashiwa | 04/05 00:55 | 25 | [144] Sujeong Jang v Talia Gibson [360] | 6-2,6-4 | |
| ITF W25 Kofu | 04/02 02:00 | 29 | [119] Sujeong Jang v Na-Lae Han [183] | 2-6,6-3,6-2 | |
| ITF W25 Kofu | 04/01 01:00 | 28 | Sujeong Jang v Yafan Wang | 7-5,6-2 | |
| ITF W25 Kofu | 03/31 01:00 | 27 | [119] Sujeong Jang v Haruka Kaji [298] | 6-1,6-4 | |
| ITF W25 Kofu | 03/30 01:00 | 26 | [119] Sujeong Jang v Naho Sato [399] | 6-1,6-1 | |
| ITF W25 Kofu | 03/29 03:45 | 25 | Sujeong Jang v Natsumi Kawaguchi | 6-7,7-6,6-0 | |
| ITF W60 Astana | 03/12 04:55 | 29 | [136] Moyuka Uchijima v Sujeong Jang [137] | 1-6,4-6 | |
| ITF W60 Astana | 03/11 07:05 | 28 | [146] Polina Kudermetova v Sujeong Jang [137] | 2-6,7-6,3-6 | |
| ITF W60 Astana | 03/10 07:35 | 27 | [236] Tena Lukas v Sujeong Jang [137] | 4-6,7-6,0-6 | |
| ITF W60 Astana | 03/09 05:45 | 26 | [258] Vitalia Diatchenko v Sujeong Jang [137] | 4-6,0-6 | |
| ITF W60 Astana | 03/08 07:40 | 25 | Aruzhan Sagandikova v Sujeong Jang | 1-6,2-6 | |
| ITF W40 Astana | 03/03 05:00 | 27 | [167] Polina Kudermetova v Sujeong Jang [141] | 7-5,7-6 | |
| ITF W40 Astana | 03/02 06:10 | 26 | [239] Tena Lukas v Sujeong Jang [141] | 6-4,4-6,5-7 | |
| ITF W40 Astana | 03/01 09:05 | 25 | [222] Natalija Stevanovic v Sujeong Jang [141] | 4-6,7-5,3-6 | |
| WTA Dubai | 02/18 06:00 | 19 | [146] Su Jeong Jang v Viktoriya Tomova [100] | 3-6,5-7 | |
| WTA Dubai | 02/17 06:00 | 14 | [56] Anna Kalinskaya v Su Jeong Jang [146] | 6-3,6-7,2-6 | |
| WTA Abu Dhabi | 02/05 07:00 | 14 | [149] Su Jeong Jang v Magdalena Frech [101] | 6-4,5-7,2-6 | |
| WTA Hua Hin | 02/01 07:00 | 26 | [149] Su Jeong Jang v Lin Zhu [54] | 4-6,6-7 | |
| WTA Hua Hin | 01/30 07:00 | 25 | [121] Katie Boulter v Su Jeong Jang [149] | 3-6,6-4,3-6 | |
| Australian Open Women | 01/11 00:50 | 15 | [144] Su Jeong Jang v Yuriko Miyazaki [178] | 4-6,6-7 | |
| Australian Open Women | 01/09 23:00 | 14 | [104] Sara Errani v Su Jeong Jang [144] | 6-7,4-6 | |
| ITF W60 Canberra | 01/02 05:00 | 25 | [131] Jodie Anna Burrage v Sujeong Jang [143] | 6-4,6-7,6-3 | |
| WTA Montevideo | 11/22 15:30 | 25 | [124] Su Jeong Jang v Rosa Vicens Mas [226] | 1-6,6-2,6-7 | |
| WTA Buenos Aires | 11/16 15:20 | 25 | [118] Su Jeong Jang v Maria Lourdes Carle [160] | 4-6,6-7 | |
| WTA Buenos Aires | 11/16 13:00 | 25 | Tamara Zidansek v Su Jeong Jang | Cancelled | |
| WTA Colina | 11/08 15:00 | 25 | [172] Caroline Dolehide v Su Jeong Jang [115] | 6-2,6-2 | |
| WTA Midland | 11/03 23:00 | 26 | [111] Catherine McNally v Su Jeong Jang [116] | 6-3,6-2 | |
| WTA Midland | 11/02 16:00 | 25 | [116] Su Jeong Jang v Kayla Day [176] | 6-3,3-6,6-3 | |
| ITF W60 Toronto | 10/30 16:00 | 29 | [127] Sujeong Jang v Robin Anderson [180] | 2-6,4-6 | |
| ITF W60 Toronto | 10/29 15:00 | 28 | [127] Sujeong Jang v Urszula Radwanska [465] | 7-6,6-3 |
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.