# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/johann-friedrich-schweitzer
# Generated: 2026-08-15T03:57:33.730Z

schema: https://schema.org/Person
url: "https://fame.am/person/johann-friedrich-schweitzer"
name: "Johann Friedrich Schweitzer"
slug: "johann-friedrich-schweitzer"
description: "Johann Friedrich Schweitzer or Sweitzer, usually known as Helvetius, was a Dutch physician and alchemical writer of German extraction. He is known for his books Ichts aus Nichts, für alle Begierigen der Natur published in 1655, Vitulus Aureus, published in 1667 under the pseudonym Joakim Philander, and Miraculo transmutandi Metallica, Antwerp, 1667."
tagline: "Dutch alchemist (1630-1709)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Johannes_Friedrich_Helvetius._Line_engraving._Wellcome_V0002679.jpg?width=1200"
gender: "male"
country:
  name: "Germany"
  isoCode: "DE"
category:
  name: "Doctors"
  slug: "doctors"
profileType:
  name: "Doctor"
  slug: "doctor"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1630-01-17"
deathDate: "1709-08-29"
livingStatus: "DECEASED"
scores:
  popularity:           43.95
  momentum:             0.5228758169934641
  historical:           10.017388
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E7%BA%A6%E7%BF%B0%C2%B7%E5%BC%97%E9%87%8C%E5%BE%B7%E9%87%8C%E5%B8%8C%C2%B7%E6%96%BD%E9%AD%8F%E7%AD%96%E5%B0%94"
    title: "约翰·弗里德里希·施魏策尔"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%8A%D9%88%D9%87%D8%A7%D9%86_%D9%81%D8%B1%D9%8A%D8%AF%D8%B1%D9%8A%D9%83_%D8%B4%D9%88%D9%8A%D8%B1%D8%AA%D8%B2%D8%B1"
    title: "يوهان فريدريك شويرتزر"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%8A%D9%88%D9%87%D8%A7%D9%86_%D9%81%D8%B1%D9%8A%D8%AF%D8%B1%D9%8A%D9%83_%D8%B4%D9%88%D9%8A%D8%B1%D8%AA%D8%B2%D8%B1"
    title: "يوهان فريدريك شويرتزر"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Johan_Frederik_Schweitzer"
    title: "Johan Frederik Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://tr.wikipedia.org/wiki/Johann_Friedrich_Schweitzer"
    title: "Johann Friedrich Schweitzer"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q2589707"
    title: "Wikidata"
    type:  "WIKIDATA"

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