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Crime & Justice • Murder Case

Jessica Wongso

Jessica Wongso is an Indonesian citizen and former Australian permanent resident who was convicted in 2016 of the premeditated murder of her friend Wayan Mirna Salihin in a cyanide coffee poisoning case in Jakarta.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Jessica Wongso is an Indonesian citizen and former Australian permanent resident. She was convicted in 2016 of the premeditated murder of her friend Wayan Mirna Salihin in a cyanide coffee poisoning case in Jakarta. She was sentenced to 20 years in prison and later released on parole in August 2024.

Background

Jessica Wongso is identified in reporting as an Indonesian citizen and former Australian permanent resident. She lived in Australia for part of her life and was associated with Wayan Mirna Salihin through that period.

2016 murder case

In January 2016, Mirna Salihin died after drinking coffee at a café in Jakarta. Prosecutors alleged that Wongso had placed cyanide in the drink, and the case became one of Indonesia's most widely followed criminal trials.

Trial and sentence

In October 2016, an Indonesian court found Wongso guilty of premeditated murder and sentenced her to 20 years in prison. Coverage at the time noted that she denied the verdict.

Later developments

Wongso was released on parole in August 2024 after serving about eight years. The case remained the subject of renewed public debate, including through documentary coverage.

Key facts

  • Wongso was accused of poisoning her friend Wayan Mirna Salihin with cyanide-laced coffee in Jakarta in January 2016.
  • An Indonesian court found her guilty of premeditated murder in October 2016.
  • She was sentenced to 20 years in prison.
  • The case attracted major public and media attention in Indonesia and Australia.
  • She was released on parole in August 2024 after serving about eight years.

Frequently asked questions

Who is Jessica Wongso?
She is an Indonesian citizen who was convicted in 2016 of the murder of her friend Wayan Mirna Salihin in a cyanide coffee poisoning case.
What was Jessica Wongso convicted of?
She was convicted of premeditated murder in an Indonesian court.
What sentence did she receive?
She was sentenced to 20 years in prison.
When was she released?
She was released on parole in August 2024 after serving about eight years.
Did the case attract media attention?
Yes. The case received extensive coverage in Indonesia and Australia and became a major public controversy.
Has she maintained her innocence?
Yes. Reporting states that Wongso has continued to deny the murder allegation.

References

  1. BBC Newshttps://www.bbc.com/news/world-asia-37784416
    Supports: Guilty verdict, 20-year sentence, Indonesian citizen and Australian permanent resident, public attention
  2. ABC Newshttps://www.abc.net.au/news/2024-08-27/convicted-murderer-jessica-wongso-released-from-prison/104260890
    Supports: Parole release in 2024, case background, continued public interest
  3. ABC Newshttps://www.abc.net.au/news/2016-10-27/cyanide-coffee-murder-jessica-wongso-found-guilty/7971498
    Supports: Guilty verdict, 20-year sentence, premeditated murder finding
  4. The Jakarta Posthttps://www.thejakartapost.com/culture/2023/10/07/guilty-as-charged-new-documentary-reignites-debate-on-jessica-wongsos-infamous-case
    Supports: Documentary coverage and ongoing public debate
  5. Tempo Englishhttps://en.tempo.co/read/2039858/supreme-court-rejects-jessica-wongsos-second-judicial-review-in-cyanide-coffee-case
    Supports: Later judicial review developments and continued denial of guilt