| ITF W60 Canberra | 04/03 00:55 | 29 | [224] Yuki Naito v Sujeong Jang [179] | 7-6,1-6,4-6 | |
| ITF W60 Canberra | 04/02 00:15 | 28 | [202] Olivia Gadecki v Sujeong Jang [179] | 6-7,5-7 | |
| ITF W60 Canberra | 04/01 00:00 | 27 | [323] Ankita Raina v Sujeong Jang [179] | 5-7,3-6 | |
| ITF W60 Canberra | 03/30 23:00 | 26 | Sowjanya Bavisetti v Sujeong Jang | 1-6,2-6 | |
| ITF W60 Canberra | 03/30 03:05 | 25 | [260] Hiroko Kuwata v Sujeong Jang [179] | 1-6,4-6 | |
| ITF W60 Canberra | 03/24 23:00 | 27 | [179] Sujeong Jang v Kimberly Birrell [448] | 2-6,7-6,4-6 | |
| ITF W60 Canberra | 03/24 01:10 | 26 | [179] Sujeong Jang v Destanee Aiava [446] | 6-4,7-6 | |
| ITF W60 Canberra | 03/21 23:00 | 25 | [179] Sujeong Jang v Olivia Tjandramulia [142] | 6-2,3-6,6-0 | |
| ITF W25 Bendigo | 03/09 22:50 | 26 | [251] Hiroko Kuwata v Sujeong Jang [178] | 0-6,6-4,6-3 | |
| ITF W25 Bendigo | 03/09 03:50 | 25 | [401] Akiko Omae v Sujeong Jang [178] | 1-6,4-6 | |
| ITF W25 Bendigo | 03/01 23:00 | 25 | Sujeong Jang v Sowjanya Bavisetti | 4-6,6-3,4-6 | |
| Australian Open Women | 01/18 07:50 | 23 | [210] Su Jeong Jang v Danka Kovinic [98] | 3-6,6-2,4-6 | |
| Australian Open Women | 01/14 00:00 | 19 | [212] Su Jeong Jang v Rebeka Masarova [163] | 6-2,6-3 | |
| Australian Open Women | 01/12 02:20 | 15 | Su Jeong Jang v Taylah Preston | 6-0,6-0 | |
| Australian Open Women | 01/10 23:00 | 14 | [123] Sara Errani v Su Jeong Jang [212] | 4-6,4-6 | |
| ITF W60 Traralgon | 01/03 03:35 | 25 | [209] Sujeong Jang v Katie Volynets [180] | 3-6,2-6 | |
| WTA Seoul | 12/23 07:40 | 26 | [305] Linda Fruhvirtova v Su Jeong Jang [215] | 7-5,6-3 | |
| WTA Seoul | 12/20 07:00 | 25 | Dayeon Back v Su Jeong Jang | 6-3,3-6,3-6 | |
| ITF W25 Naples | 11/21 14:55 | 29 | [255] Sujeong Jang v Nefisa Berberovic [440] | 5-7,6-2,5-7 | |
| ITF W25 Naples | 11/20 14:30 | 28 | Alexa Graham v Sujeong Jang | 6-2,5-7,1-6 | |
| ITF W25 Naples | 11/19 17:15 | 27 | [255] Sujeong Jang v Marie Benoit [284] | 6-1,5-7,7-6 | |
| ITF W25 Naples | 11/18 15:50 | 26 | [255] Sujeong Jang v Moyuka Uchijima [499] | 3-6,7-6,6-2 | |
| ITF W25 Naples | 11/17 16:05 | 25 | Sujeong Jang v Kylie Collins | 6-1,6-2 | |
| ITF W25 Daytona Beach | 11/13 17:35 | 28 | [275] Sujeong Jang v Irina Fetecau [241] | 4-6,5-7 | |
| ITF W25 Daytona Beach | 11/12 14:55 | 27 | [275] Sujeong Jang v Hanna Chang [243] | 6-2,6-0 | |
| ITF W25 Daytona Beach | 11/11 16:40 | 26 | [275] Sujeong Jang v Nefisa Berberovic [467] | 6-3,7-6 | |
| ITF W25 Daytona Beach | 11/10 19:05 | 25 | [275] Sujeong Jang v Marine Partaud [405] | 6-2,7-5 | |
| ITF W25 Orlando | 11/06 19:30 | 28 | [287] Emma Navarro v Sujeong Jang [277] | 6-1,7-6 | |
| ITF W25 Orlando | 11/06 15:30 | 27 | [343] Lulu Sun v Sujeong Jang [277] | 4-6,5-7 | |
| ITF W25 Orlando | 11/04 13:55 | 26 | [399] Marine Partaud v Sujeong Jang [277] | 5-7,1-6 |
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.