# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/john-g-barnard
# Generated: 2026-08-13T17:01:36.203Z

schema: https://schema.org/Person
url: "https://fame.am/person/john-g-barnard"
name: "John G. Barnard"
slug: "john-g-barnard"
description: "John Gross Barnard was a career engineer officer in the U.S. Army, serving in the Mexican–American War, as the superintendent of the United States Military Academy and as a general in the Union Army during the American Civil War. He served as Chief Engineer of the Army of the Potomac, 1861 to 1862, Chief Engineer of the Department of Washington from 1861 to 1864, and as Chief Engineer of the armies in the field from 1864 to 1865. He was also a distinguished scientist, engineer, mathematician, historian and author."
tagline: "Union Army general (1815–1882)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/John_G_Barnard.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1815-05-19"
deathDate: "1882-05-14"
livingStatus: "DECEASED"
scores:
  popularity:           41.45
  momentum:             1.174785100286533
  historical:           5.680706666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://de.wikipedia.org/wiki/John_Gross_Barnard"
    title: "John Gross Barnard"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D8%AC%D9%88%D9%86_%D8%BA%D8%B1%D9%88%D8%B3_%D8%A8%D8%A7%D8%B1%D9%86%D8%A7%D8%B1%D8%AF"
    title: "جون غروس بارنارد"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%AC%D9%88%D9%86_%D8%AC%D9%89._%D8%A8%D8%A7%D8%B1%D9%86%D8%A7%D8%B1%D8%AF"
    title: "جون جى. بارنارد"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/John_Gross_Barnard"
    title: "John Gross Barnard"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/John_G._Barnard"
    title: "John G. Barnard"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/John_Gross_Barnard"
    title: "John Gross Barnard"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q177497"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump