# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/william-justin-kroll
# Generated: 2026-08-14T04:50:15.703Z

schema: https://schema.org/Person
url: "https://fame.am/person/william-justin-kroll"
name: "William Justin Kroll"
slug: "william-justin-kroll"
description: "William Justin Kroll was a Luxembourgish metallurgist, born in Esch-sur-Alzette. He is best known for inventing the Kroll process in 1940, which is used commercially to extract metallic titanium from ore."
tagline: "Luxembourgian scientist (1889–1973)"
gender: "male"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1889-11-24"
deathDate: "1973-03-30"
livingStatus: "DECEASED"
scores:
  popularity:           47.31
  momentum:             3.066638958160155
  historical:           13.54938933333333
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  45
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E5%A8%81%E5%BB%89%C2%B7%E5%85%8B%E7%BE%85%E7%88%BE"
    title: "威廉·克羅爾"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%88%D9%8A%D9%84%D9%8A%D8%A7%D9%85_%D8%AC%D8%A7%D8%B3%D8%AA%D9%86_%D9%83%D8%B1%D9%88%D9%84"
    title: "ويليام جاستن كرول"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://lb.wikipedia.org/wiki/William_J._Kroll"
    title: "William J. Kroll"
    type:  "WIKIPEDIA"
  - url: "https://mg.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://ro.wikipedia.org/wiki/William_Justin_Kroll"
    title: "William Justin Kroll"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9A%D1%80%D0%BE%D0%BB%D0%BB%2C_%D0%92%D0%B8%D0%BB%D1%8C%D0%B3%D0%B5%D0%BB%D1%8C%D0%BC"
    title: "Кролл, Вильгельм"
    type:  "WIKIPEDIA"
  - url: "https://uk.wikipedia.org/wiki/%D0%92%D1%96%D0%BB%D1%8C%D1%8F%D0%BC_%D0%94%D0%B6%D0%B0%D1%81%D1%82%D1%96%D0%BD_%D0%9A%D1%80%D0%BE%D0%BB%D0%BB"
    title: "Вільям Джастін Кролл"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q970241"
    title: "Wikidata"
    type:  "WIKIDATA"

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