# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/marcus-ward-lyon-jr
# Generated: 2026-08-14T13:22:19.261Z

schema: https://schema.org/Person
url: "https://fame.am/person/marcus-ward-lyon-jr"
name: "Marcus Ward Lyon, Jr."
slug: "marcus-ward-lyon-jr"
description: "Marcus Ward Lyon Jr. was an American mammalogist, bacteriologist, and pathologist. He was born into a military family, and demonstrated an early interest in zoology by collecting local wildlife around his father's army posts. He graduated from Brown University in 1897, and continued his studies at George Washington University while working part-time at the United States National Museum (USNM). At the same time, he taught at Howard University Medical School and later George Washington University Medical School. He received his Ph.D. from George Washington University in 1913."
tagline: "U.S. mammalogist, bacteriologist, and pathologist (1875–1942)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Marcus_Ward_Lyon%2C_Jr.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: "1875-02-05"
deathDate: "1942-05-19"
livingStatus: "DECEASED"
scores:
  popularity:           39.96
  momentum:             0
  historical:           11.33754533333333
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://vi.wikipedia.org/wiki/Marcus_Ward_Lyon%2C_Jr."
    title: "Marcus Ward Lyon, Jr."
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%D9%83%D9%88%D8%B3_%D9%88%D8%A7%D8%B1%D8%AF_%D9%84%D9%8A%D9%88%D9%86%D8%8C_%D8%A7%D9%84%D8%A7%D8%A8%D9%86"
    title: "ماركوس وارد ليون، الابن"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Marcus_Ward_Lyon_Jr."
    title: "Marcus Ward Lyon Jr."
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D9%85%D8%A7%D8%B1%DA%A9%D9%88%D8%B3_%D9%88%D8%A7%D8%B1%D8%AF_%D9%84%DB%8C%D9%88%D9%86_%D8%AC%D9%88%D9%86%DB%8C%D9%88%D8%B1"
    title: "مارکوس وارد لیون جونیور"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://gl.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://hy.wikipedia.org/wiki/%D5%84%D5%A1%D6%80%D5%AF%D5%B8%D6%82%D5%BD_%D5%88%D6%82%D5%B8%D6%80%D5%A4_%D4%BC%D5%AB%D5%B8%D5%B6"
    title: "Մարկուս Ուորդ Լիոն"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9B%D0%B0%D0%B9%D0%BE%D0%BD%2C_%D0%9C%D0%B0%D1%80%D0%BA%D1%83%D1%81_%D0%A3%D0%BE%D1%80%D0%B4"
    title: "Лайон, Маркус Уорд"
    type:  "WIKIPEDIA"
  - url: "https://species.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/Marcus_Ward_Lyon"
    title: "Marcus Ward Lyon"
    type:  "WIKIPEDIA"
  - url: "https://uk.wikipedia.org/wiki/%D0%9C%D0%B0%D1%80%D0%BA%D1%83%D1%81_%D0%92%D0%BE%D1%80%D0%B4_%D0%9B%D1%96%D0%BE%D0%BD"
    title: "Маркус Ворд Ліон"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q3290305"
    title: "Wikidata"
    type:  "WIKIDATA"

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