# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/louis-harold-gray
# Generated: 2026-08-14T10:35:26.935Z

schema: https://schema.org/Person
url: "https://fame.am/person/louis-harold-gray"
name: "Louis Harold Gray"
slug: "louis-harold-gray"
description: "Louis Harold Gray FRS was an English physicist who worked mainly on the effects of radiation on biological systems. He was one of the earliest contributors of the field of radiobiology. Amongst many other achievements, he defined a unit of radiation dosage which was later named after him as an SI unit, the gray."
tagline: "British physicist (1905-1965)"
image: "https://upload.wikimedia.org/wikipedia/en/6/62/LH_Gray_and_J_Boag_at_construction_of_the_Gray_Lab%2C_Mount_Vernon.png"
gender: "male"
country:
  name: "United Kingdom"
  isoCode: "GB"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1905-11-10"
deathDate: "1965-07-09"
livingStatus: "DECEASED"
scores:
  popularity:           53
  momentum:             6.898395721925133
  historical:           20.36483333333334
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "RISING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://nn.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Louis_Gray"
    title: "Louis Gray"
    type:  "WIKIPEDIA"
  - url: "https://af.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%84%D9%88%D9%8A%D8%B3_%D9%87%D8%A7%D8%B1%D9%88%D9%84%D8%AF_%D8%BA%D8%B1%D8%A7%D9%8A"
    title: "لويس هارولد غراي"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%84%D9%88%D9%8A%D8%B3_%D9%87%D8%A7%D8%B1%D9%88%D9%84%D8%AF_%D8%AC%D8%B1%D8%A7%D9%89"
    title: "لويس هارولد جراى"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D9%84%D9%88%D8%A6%DB%8C%D8%B3_%D9%87%D8%A7%D8%B1%D9%88%D9%84%D8%AF_%D9%82%D8%B1%DB%8C"
    title: "لوئیس هارولد قری"
    type:  "WIKIPEDIA"
  - url: "https://bg.wikipedia.org/wiki/%D0%9B%D1%83%D0%B8%D1%81_%D0%A5%D0%B0%D1%80%D0%BE%D0%BB%D0%B4_%D0%93%D1%80%D0%B5%D0%B9"
    title: "Луис Харолд Грей"
    type:  "WIKIPEDIA"
  - url: "https://bs.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://eo.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://eu.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D9%84%D9%88%D8%A6%DB%8C%D8%B3_%D9%87%D8%A7%D8%B1%D9%88%D9%84%D8%AF_%DA%AF%D8%B1%DB%8C"
    title: "لوئیس هارولد گری"
    type:  "WIKIPEDIA"
  - url: "https://fi.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%9C%D7%95%D7%90%D7%99%D7%A1_%D7%94%D7%A8%D7%95%D7%9C%D7%93_%D7%92%D7%A8%D7%99%D7%99"
    title: "לואיס הרולד גריי"
    type:  "WIKIPEDIA"
  - url: "https://hu.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://hy.wikipedia.org/wiki/%D4%BC%D5%B5%D5%B8%D6%82%D5%AB%D5%BD_%D5%80%D5%A1%D6%80%D5%B8%D5%AC%D5%A4_%D4%B3%D6%80%D5%A5%D5%B5"
    title: "Լյուիս Հարոլդ Գրեյ"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E3%83%AB%E3%82%A4%E3%82%B9%E3%83%BB%E3%83%8F%E3%83%AD%E3%83%AB%E3%83%89%E3%83%BB%E3%82%B0%E3%83%AC%E3%82%A4"
    title: "ルイス・ハロルド・グレイ"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EB%A3%A8%EC%9D%B4%EC%8A%A4_%ED%95%B4%EB%9F%B4%EB%93%9C_%EA%B7%B8%EB%A0%88%EC%9D%B4"
    title: "루이스 해럴드 그레이"
    type:  "WIKIPEDIA"
  - url: "https://lt.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://mk.wikipedia.org/wiki/%D0%9B%D1%83%D0%B8%D1%81_%D0%A5%D0%B0%D1%80%D0%BE%D0%BB%D0%B4_%D0%93%D1%80%D0%B5%D1%98"
    title: "Луис Харолд Греј"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Louis_Harold_Gray"
    title: "Louis Harold Gray"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q551288"
    title: "Wikidata"
    type:  "WIKIDATA"

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