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No, the New Hampshire Supreme Court Did Not Overturn Adam Montgomery's Murder Conviction

The New Hampshire Supreme Court unanimously overturned Adam Montgomery's second-degree murder conviction in the death of his daughter Harmony Montgomery

The argument in brief

A claim circulating online says the New Hampshire Supreme Court unanimously reversed Adam Montgomery's second-degree murder conviction in the death of his daughter Harmony. This is false. As of mid-2025, no such ruling exists — Montgomery remains convicted and is serving a 45-to-90-year prison sentence.

Why it spread

Harmony Montgomery's case drew enormous public attention because of how heartbreaking it was — a young child who went missing and whose father was ultimately convicted of her murder. People who followed the case closely have strong feelings about justice being served, which makes a 'conviction overturned' story feel outrageous and urgent enough to share immediately, often before anyone stops to verify it.

A false claim has been spreading that the New Hampshire Supreme Court unanimously overturned Adam Montgomery's second-degree murder conviction in the death of his young daughter Harmony Montgomery. There is no evidence this happened. The conviction stands.

Montgomery was found guilty by a jury in March 2024, according to the NH Union Leader and the Associated Press. A few months later, in May 2024, he was sentenced to 45 to 90 years in prison. The Boston Globe, the AP, and local New Hampshire outlets all covered the conviction and sentencing — and none have reported any reversal.

The New Hampshire Supreme Court has not issued any ruling overturning this case. That matters because appeals in serious criminal cases don't move quickly. After a conviction, a defendant must file motions, build a record, and work through lower appellate steps before a state supreme court even considers the case. A unanimous high-court reversal within roughly a year of sentencing would be extraordinarily fast and would have been major news. No credible outlet reported it.

It's worth taking the strongest version of this claim seriously: courts do sometimes overturn convictions, and that's a legitimate part of the justice system. But 'sometimes it happens' is not evidence that it happened here. The claim appears to be either fabricated outright or a severe distortion of some unrelated legal filing.

False verdicts and fake 'case overturned' stories are a known pattern online. They exploit the fact that most people don't track court dockets directly. If you see a claim about a major conviction being reversed, look for reporting from established local or national news outlets. If only anonymous social media posts are making the claim, that's a strong signal it isn't true.

Sources

  • NH Union Leader

    Adam Montgomery was convicted of second-degree murder in March 2024 by a jury in the death of his daughter Harmony Montgomery. No appellate reversal has been reported.

  • Associated Press

    As of the available reporting through mid-2025, Adam Montgomery's second-degree murder conviction has not been overturned by the New Hampshire Supreme Court. He was sentenced to 45-90 years in prison.

  • Boston Globe

    Montgomery was convicted in March 2024 and sentenced in May 2024. There is no credible reporting of the New Hampshire Supreme Court unanimously overturning this conviction.

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