John H. O'Brien

American fire commissioner

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About John H. O'Brien

John H. O'Brien was appointed the fourth fire commissioner of the City of New York by Mayor George B. McClellan, Jr. on January 1, 1906 and served in that position until his resignation on October 10, 1906.

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Important facts

Also known as

John O'Brien

Frequently asked questions

Who was John H. O'Brien?

American fire commissioner

Sources & further reading

· Wikipedia: John H. O'Brien

· Wikidata: Q6237015

· DBpedia: John H. O'Brien

Cite this page

APA: Biography.guide. (2026). John H. O'Brien. https://biography.guide/john-h-o-brien/

MLA: "John H. O'Brien." Biography.guide, https://biography.guide/john-h-o-brien/.

Chicago: "John H. O'Brien." Biography.guide. https://biography.guide/john-h-o-brien/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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