WTA Suzhou | 09/30 08:00 | 25 |
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6-4,1-6,7-6 | |
WTA Suzhou | 09/28 03:30 | 19 |
[102] Janice Tjen v
Kyoka Okamura
[196] ![]() |
7-6,6-2 | |
WTA Suzhou | 09/27 06:40 | 14 |
Janice Tjen v
Yihan Qu
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6-2,6-1 | |
WTA Beijing | 09/25 05:25 | 23 | [130] Gavrila/Jamrichova v Janice Tjen [102] | 6-7,7-5,6-1 | |
WTA Beijing | 09/23 06:25 | 15 |
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2-6,6-7 | |
WTA Beijing | 09/22 06:05 | 14 |
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4-6,3-6 | |
WTA Sao Paulo | 09/14 18:00 | 29 | [214] Tiantsoa S R Rajaonah v Janice Tjen [130] | 6-3,6-4 | |
WTA Sao Paulo | 09/13 16:00 | 28 |
[130] Janice Tjen v
Francesca Jones
[85] ![]() |
7-6,6-3 | |
WTA Sao Paulo | 09/12 16:00 | 27 |
[130] Janice Tjen v
Alexandra Eala
[61] ![]() |
6-4,6-1 | |
WTA Sao Paulo | 09/10 18:00 | 26 |
[130] Janice Tjen v
PAOK Salonika U20
[464] ![]() |
6-1,6-0 | |
WTA Sao Paulo | 09/08 19:10 | 25 |
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2-6,3-6 | |
US Open Women | 08/27 15:00 | 24 |
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6-2,6-1 |
Janice Tjen (born 6 May 2002) is an Indonesian professional tennis player. She has a career-high WTA singles ranking of world No. 102, achieved on 22 September 2025 and a doubles ranking of No. 194, achieved on 15 September 2025. She is currently the No. 1 singles player from Indonesia.
In the Billie Jean King Cup, Tjen has a win-loss record of 2–2.
Tjen was selected to represent Indonesia at the 2022 Asian Games and won the bronze medal in doubles while partnered with Aldila Sutjiadi.
In August 2025, Tjen qualified for her first Grand Slam main draw with a straight sets win over third qualifying seed Aoi Ito at the 2025 US Open. She became the first Indonesian player in a major since Angelique Widjaja at the 2004 US Open. In the first round, she defeated 24th seed Veronika Kudermetova in three sets, becoming the first Indonesian woman to win a Grand Slam match since Widjaja at the 2003 Wimbledon Championships. Tjen lost in the second round to Emma Raducanu in straight sets.
During her WTA 250 debut at the São Paulo Open in September 2025, Tjen became the first Indonesian woman to reach a WTA quarterfinal since Angelique Widjaja at the 2004 Wismilak International. After defeating third-seed Alexandra Eala in the quarterfinals and sixth-seed Francesca Jones in the semifinals, Tjen became the first Indonesian player to reach a WTA final since Widjaja in 2002. She lost the final to Tiantsoa Rakotomanga Rajaonah.