# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/daniel-de-leon
# Generated: 2026-08-13T02:22:45.109Z

schema: https://schema.org/Person
url: "https://fame.am/person/daniel-de-leon"
name: "Daniel De Leon"
slug: "daniel-de-leon"
description: "Daniel De Leon, alternatively spelled Daniel de León, was a Curaçao-born American socialist newspaper editor, politician, Marxist theoretician, and trade union organizer. He is regarded as the forefather of the idea of revolutionary industrial unionism and was the leading figure in the Socialist Labor Party of America from 1890 until the time of his death. De Leon was a co-founder of the Industrial Workers of the World and much of his ideas and philosophy contributed to the creations of Socialist Labor parties across the English-speaking world, including: Australia, the United Kingdom, Canada, and the Socialist Trade and Labor Alliance."
tagline: "American newspaper editor (1852–1914)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Daniel-DeLeon-1902.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Journalists"
  slug: "journalists"
profileType:
  name: "Journalist"
  slug: "journalist"
birthDate: "1852-12-14"
deathDate: "1914-05-11"
livingStatus: "DECEASED"
scores:
  popularity:           51.04
  momentum:             0
  historical:           19.94788266666667
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://eo.wikiquote.org/wiki/Daniel_De_Leon"
    title: "Wikiquote"
    type:  "WEBSITE"
  - url: "https://ar.wikipedia.org/wiki/%D8%AF%D8%A7%D9%86%D9%8A%D8%A7%D9%84_%D8%AF%D9%8A_%D9%84%D9%8A%D9%88%D9%86"
    title: "دانيال دي ليون"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%AF%D8%A7%D9%86%D9%8A%D8%A7%D9%84_%D8%AF%D9%89_%D9%84%D9%8A%D9%88%D9%86"
    title: "دانيال دى ليون"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D8%AF%D8%A7%D9%86%DB%8C%D9%84_%D8%AF_%D9%84%D8%A6%D9%88%D9%86"
    title: "دانیل د لئون"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://eo.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Daniel_de_Le%C3%B3n"
    title: "Daniel de León"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D8%AF%D8%A7%D9%86%DB%8C%D9%84_%D8%AF_%D9%84%D8%A6%D9%88%D9%86"
    title: "دانیل د لئون"
    type:  "WIKIPEDIA"
  - url: "https://fi.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%93%D7%A0%D7%99%D7%90%D7%9C_%D7%93%D7%94_%D7%9C%D7%99%D7%90%D7%95%D7%9F"
    title: "דניאל דה ליאון"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E3%83%80%E3%83%8B%E3%82%A8%E3%83%AB%E3%83%BB%E3%83%87%E3%83%BB%E3%83%AC%E3%82%AA%E3%83%B3"
    title: "ダニエル・デ・レオン"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EB%8C%80%EB%8B%88%EC%96%BC_%EB%8D%94%EB%A6%AC%EC%98%A8"
    title: "대니얼 더리온"
    type:  "WIKIPEDIA"
  - url: "https://la.wikipedia.org/wiki/Daniel_de_Leon"
    title: "Daniel de Leon"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%94%D0%B5_%D0%9B%D0%B5%D0%BE%D0%BD%2C_%D0%94%D0%B0%D0%BD%D0%B8%D0%B5%D0%BB%D1%8C"
    title: "Де Леон, Даниель"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/Daniel_De_Leon"
    title: "Daniel De Leon"
    type:  "WIKIPEDIA"
  - url: "https://zh.wikipedia.org/wiki/%E4%B8%B9%E5%B0%BC%E5%B0%94%C2%B7%E5%BE%B7%E8%8E%B1%E6%98%82"
    title: "丹尼尔·德莱昂"
    type:  "WIKIPEDIA"
  - url: "https://en.wikiquote.org/wiki/Daniel_De_Leon"
    title: "Wikiquote"
    type:  "WEBSITE"
  - url: "https://www.wikidata.org/wiki/Q931775"
    title: "Wikidata"
    type:  "WIKIDATA"

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