# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/john-mercer
# Generated: 2026-08-13T09:20:53.008Z

schema: https://schema.org/Person
url: "https://fame.am/person/john-mercer"
name: "John Mercer"
slug: "john-mercer"
description: "John Mercer was an English dye and fabric chemist and fabric printer born in Great Harwood, Lancashire. In 1844 he developed a process for treating cotton, mercerisation, that improves many of its qualities for use in fabrics."
tagline: "English chemist and fabric printer (1791–1866)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/John_Mercer_(Chemist).jpeg?width=1200"
gender: "male"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1791-02-21"
deathDate: "1866-11-30"
livingStatus: "DECEASED"
scores:
  popularity:           45.9
  momentum:             7.894736842105262
  historical:           10.27930266666667
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  60
  trendDirection:       "RISING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://uk.wikipedia.org/wiki/%D0%94%D0%B6%D0%BE%D0%BD_%D0%9C%D0%B5%D1%80%D1%81%D0%B5%D1%80"
    title: "Джон Мерсер"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/John_Mercer_(Chemiker)"
    title: "John Mercer (Chemiker)"
    type:  "WIKIPEDIA"
  - url: "https://el.wikipedia.org/wiki/%CE%A4%CE%B6%CE%BF%CE%BD_%CE%9C%CE%AD%CF%81%CF%83%CE%B5%CF%81"
    title: "Τζον Μέρσερ"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/John_Mercer_(scientist)"
    title: "John Mercer (scientist)"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D8%AC%D8%A7%D9%86_%D9%85%D8%B1%D8%B3%D8%B1_(%D8%AF%D8%A7%D9%86%D8%B4%D9%85%D9%86%D8%AF)"
    title: "جان مرسر (دانشمند)"
    type:  "WIKIPEDIA"
  - url: "https://fi.wikipedia.org/wiki/John_Mercer"
    title: "John Mercer"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/John_Mercer_(scientifique)"
    title: "John Mercer (scientifique)"
    type:  "WIKIPEDIA"
  - url: "https://gd.wikipedia.org/wiki/John_Mercer"
    title: "John Mercer"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/John_Mercer_(scienziato)"
    title: "John Mercer (scienziato)"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/John_Mercer"
    title: "John Mercer"
    type:  "WIKIPEDIA"
  - url: "https://sq.wikipedia.org/wiki/John_Mercer_(kimist)"
    title: "John Mercer (kimist)"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/John_Mercer"
    title: "John Mercer"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q908655"
    title: "Wikidata"
    type:  "WIKIDATA"

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