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Crime & Justice • Murder

Lori Vallow

Lori Vallow, also known as Lori Vallow Daybell, is an American woman convicted in Idaho for the murders of her two children and for conspiring in the killing of her husband's first wife.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Lori Vallow, also known as Lori Vallow Daybell, is an American woman convicted in Idaho for the murders of her two children and for conspiring in the killing of her husband's first wife. She later received additional convictions and life sentences in Arizona for conspiracy-related charges tied to the deaths and attempted killings in the wider case. The case drew extensive U.S. media coverage because it involved missing children, multiple jurisdictions, and allegations of conspiracies and murder.

Background

Lori Vallow Daybell became publicly known through a series of missing-person and homicide investigations involving her children and other relatives. The case later expanded into multiple criminal proceedings in Idaho and Arizona.

Idaho murder convictions

In Idaho, Vallow was found guilty in 2023 of first-degree murder, conspiracy to commit murder, and grand theft in relation to the deaths of Tylee Ryan, Joshua "JJ" Vallow, and Tammy Daybell. She was sentenced to life without parole.

Arizona proceedings

After the Idaho case, Vallow faced separate criminal cases in Arizona involving the killing of Charles Vallow and the attempted killing of Brandon Boudreaux. Those proceedings resulted in additional convictions and life sentences.

Public attention

The case received heavy coverage in U.S. media and became associated with claims of extremist religious beliefs and a "doomsday" narrative. It is frequently discussed in true-crime reporting and documentaries.

Key facts

  • Lori Vallow was convicted in Idaho in 2023 for the murders of her children Tylee Ryan and Joshua "JJ" Vallow, and for conspiring in the death of Tammy Daybell.
  • She received a sentence of life in prison without parole in Idaho.
  • The case became widely known as the Vallow-Daybell or "Doomsday mom" case due to alleged apocalyptic religious beliefs.
  • Her husband, Chad Daybell, was also prosecuted and convicted in connection with the same case.
  • Separate Arizona proceedings led to further convictions and life sentences related to the deaths of Charles Vallow and the attempted killing of Brandon Boudreaux.
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Canadian context

The case has been covered by Canadian media and is of interest to Canadian readers as a major North American true-crime and court story.

Frequently asked questions

Who is Lori Vallow?
Lori Vallow Daybell is an American woman convicted in Idaho and Arizona in connection with murders and murder conspiracies in the Vallow-Daybell case.
What was Lori Vallow convicted of?
She was convicted of first-degree murder, conspiracy to commit murder, and grand theft in Idaho, with additional conspiracy convictions in Arizona.
What sentence did Lori Vallow receive?
She received life imprisonment without parole in Idaho and additional life sentences in Arizona for later convictions.
Who were the victims in the Idaho case?
The Idaho case involved her children, Tylee Ryan and Joshua "JJ" Vallow, and her husband Chad Daybell's first wife, Tammy Daybell.
Why is the case called the "Doomsday mom" case?
Media coverage used that label because prosecutors described the killings as tied to apocalyptic or extremist religious beliefs.
Is Lori Vallow still in prison?
Yes. She is incarcerated serving life sentences.

References

  1. CBS Newshttps://www.cbsnews.com/news/lori-vallow-chad-daybell-what-did-they-do-doomsday-mom-murders-case-timeline/
    Supports: Idaho convictions, life without parole sentence, victims, and case timeline
  2. PBS NewsHour / APhttps://www.pbs.org/newshour/nation/lori-vallow-daybell-receives-life-sentences-in-arizona-over-murder-conspiracy-convictions
    Supports: Arizona murder-conspiracy convictions and life sentences
  3. BBC Newshttps://www.bbc.com/news/articles/ckg3g5ry9mvo
    Supports: Overview of additional life sentences and case context
  4. NBC Newshttps://www.nbcnews.com/news/us-news/lori-vallow-trial-key-players-murder-case-rcna79444
    Supports: Case overview, victims, and allegations