Janice Tjen

Janice Tjen (born 6 May 2002) is an Indonesian professional tennis player. She reached career-high WTA rankings of world No. 35 in singles on 24 August 2026 and No. 39 in doubles on 3 August 2026. She has been Indonesia's highest-ranked woman in singles since May 2025,

Tjen has won one singles title and three doubles titles on the WTA Tour, as well as one singles title and two doubles titles at WTA 125 level, At the 2025 Chennai Open, she became the first Indonesian player in 23 years to win a WTA Tour singles title. She also won the doubles title with compatriot Aldila Sutjiadi, becoming the third player that season to sweep the singles and doubles titles at the same tournament. By defeating 24th seed Veronika Kudermetova in the first round, she also became the first Indonesian to win a Grand Slam singles match since Widjaja at Wimbledon in 2003.

Representing Indonesia, Tjen won the women's doubles bronze medal at the 2022 Asian Games alongside Sutjiadi. At the 2025 SEA Games, she won gold medals in the women's team and women's doubles events, and a bronze medal in women’s singles.

Early life Tjen was born in Jakarta, Indonesia. She was persuaded to take up tennis by Priska Madelyn Nugroho, a friend and one of the top Indonesian junior players at the time. The high costs involved with turning professional meant that Tjen and her parents decided to develop her skills through college tennis first; Tjen played at the University of Oregon, then transferred to Pepperdine University in 2021, graduating in 2024 with a degree in sociology.

Junior Grand Slam performance Singles: Australian Open: Q1 (2019)

Career 2026 Birmingham Open doubles champions Gibson and Tjen (right)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.

In September 2025, on her WTA 250 debut at the São Paulo Open, 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 Sarah Rakotomanga Rajaonah.

In October 2025, partnering Aldila Sutjiadi, she won her first WTA 125 doubles title at the Suzhou Open, defeating Katarzyna Kawa and Makoto Ninomiya in the final. Tjen reached the top 100 on 6 October 2025 and became the sixth Indonesian to reach the milestone. She won her maiden WTA 125 singles title at the Jinan Open, overcoming Anna Bondár in the final. Teaming with Katarzyna Piter, Tjen won her first WTA 250 doubles title at the Guangzhou Open, defeating Eudice Chong and Liang En-shuo in the final which went to a deciding champions tiebreak.

At the 2025 Chennai Open, she won her maiden WTA Tour singles title, defeating Kimberly Birrell in the final and then teamed with Aldila Sutjiadi to claim the tournament's doubles crown, overcoming top seeds and former world no. 1 Storm Hunter and Monica Niculescu in the championship match. As a result Tjen climbed 29 places in the singles rankings to a new career-high of world No. 53 on 3 November 2025.

Teaming up with Talia Gibson, she won her second WTA 125 doubles title at the grass court 2026 Birmingham Open.

Performance timelines

Singles Current through the 2026 Canadian Open.

Doubles Current through the 2026 Wimbledon Championships.

WTA Tour finals

Singles: 2 (1 title, 1 runner-up) LegendGrand Slam (–)WTA 1000 (–)WTA 500 (–)WTA 250 (1–1)Finals by surfaceHard (1–1)Clay (–)Grass (–)Finals by settingOutdoor (1–1)Indoor (–)

Doubles: 3 (3 titles) LegendGrand Slam (–)WTA 1000 (–)WTA 500 (–)WTA 250 (3–0)Finals by surfaceHard (3–0)Clay (–)Grass (–)Finals by settingOutdoor (3–0)Indoor (–)

WTA Challenger finals

Singles: 1 (title)

Doubles: 2 (2 titles)

ITF Circuit finals

Singles: 16 (13 titles, 3 runner-ups) LegendW100 tournaments (0–1)W75 tournaments (0–1)W50 tournaments (1–0)W35 tournaments (5–1)W15 tournaments (7–0)Finals by surfaceHard (11–3)Clay (2–0)

Doubles: 11 (6 titles, 5 runner-ups) LegendW50 tournaments (1–0)W35 tournaments (3–2)W15 tournaments (2–3)Finals by surfaceHard (5–4)Clay (1–1)

ITF Junior Circuit finals

Singles: 12 (9 titles, 3 runner-ups) LegendCategory G3 (2–0)Category G4 (4–1)Category G5 (3–2)Finals by surfaceHard (8–3)Clay (1–0)

Doubles: 17 (10 titles, 7 runner-ups) LegendCategory G3 (2–2)Category G4 (6–2)Category G5 (2–3)Finals by surfaceHard (8–7)Clay (2–0)

National representation

Multi-sport event (individual) Tjen made her debut in multi-sport event at the 2019 ASEAN School Games in Semarang, Central Java, she won a gold medal in singles and silver medal in doubles.

Singles: 2 (1 gold medal, 1 bronze medal)

Doubles: 3 (1 gold medal, 1 silver medal, 1 bronze medal)

Billie Jean King Cup Tjen made her Billie Jean King Cup debut at age 18 against China at the 2020-2021 Asia/Oceania Group I qualifying in Dubai, United Arab Emirates.

Singles (4–1) EditionRoundDateLocationAgainstSurfaceOpponentW/LScore 2020–21 Z1 RR Mar 2020 Dubai (UAE) China Hard Zheng SaisaiL 1–6, 1–6 2026 Z1 RR Apr 2026 New Delhi (India) New Zealand Monique BarryW 6–3, 6–1 India Sahaja YamalapalliW 6–2, 6–1 South Korea Lee Eun-hyeW 6–2, 6–2 Thailand Anchisa ChantaW 6–2, 6–4

Doubles (4–1) EditionStageDateLocationAgainstSurfacePartnerOpponentsW/LScore 2020–21 Z1 RR Mar 2020 Dubai (UAE) China Hard Priska Madelyn Nugroho Xu Yifan Zhang ShuaiL 1–6, 4–6 Uzbekistan Yasmina Karimjanova Sitora NormuradovaW 6–1, 6–3 South Korea Aldila Sutjiadi Choi Ji-hee Kim Na-riW 6–2, 6–0 2026 Z1 RR Apr 2026 New Delhi (India) India Rutuja Bhosale Ankita RainaW 6–3, 7–6(4) South Korea Jeong Bo-young Lee Eun-hyeW 6–4, 6–3

Double bagel matches

Singles (4–0)

Doubles (1–0)

Honors and Awards