---
title: "John Leonard Orr: Firefighter, Arsonist, Murderer"
description: "The shocking true story of John Leonard Orr, a respected arson investigator who set over 2,000 fires, murdered four people, and ultimately confessed through his own novel."
url: https://casualcriminalist.pub/article/john-leonard-orr-firefighter-arsonist-murderer.md
canonical: https://casualcriminalist.pub/article/john-leonard-orr-firefighter-arsonist-murderer
datePublished: 2026-06-12
dateModified: 2026-06-12
author:
  - name: Dana Ortiz
    url: https://casualcriminalist.pub/author/dana-ortiz
publisher: Casual Criminalist
image: "https://media.casualcriminalist.pub/cdn-cgi/image/width=1600,height=900,fit=cover,quality=80,format=auto/articles/5d8wj5qb3nw/hero.jpg"
type: Article
contentHash: 9bf59462a13492caaaaa4eb44ed3ecf1a6ce05cb29130fc9c5004f76685e5fd0
tokens: 43
summaryUrl: https://casualcriminalist.pub/article/john-leonard-orr-firefighter-arsonist-murderer.md.summary.md
---

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The shocking true story of John Leonard Orr, a respected arson investigator who set over 2,000 fires, murdered four people, and ultimately confessed through his own novel.
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