# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/achille-pierre-dionis-du-sejour
# Generated: 2026-08-15T22:40:29.347Z

schema: https://schema.org/Person
url: "https://fame.am/person/achille-pierre-dionis-du-sejour"
name: "Achille Pierre Dionis du Séjour"
slug: "achille-pierre-dionis-du-sejour"
description: "Achille Pierre Dionis du Séjour was a French astronomer and mathematician."
tagline: "Mathematician"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Dionis_du_Sejour.jpg?width=1200"
gender: "male"
country:
  name: "France"
  isoCode: "FR"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1734-01-11"
deathDate: "1794-08-22"
livingStatus: "DECEASED"
scores:
  popularity:           37.6
  momentum:             5.454545454545454
  historical:           6.335709333333334
  currentAttention:     0
  sourceConfidence:     39.99999999999999
  profileCompleteness:  70
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://it.wikipedia.org/wiki/Achille_Pierre_Dionis_du_S%C3%A9jour"
    title: "Achille Pierre Dionis du Séjour"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D8%A7%D8%B4%D9%8A%D9%84_%D8%A8%D9%8A%D8%A7%D8%B1_%D8%AF%D9%8A%D9%88%D9%86%D9%8A%D8%B3%D9%88%D8%B3_%D8%AF%D9%88_%D8%B3%D9%8A%D8%AC%D9%88%D8%B1"
    title: "اشيل بيار ديونيسوس دو سيجور"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%A7%D8%B4%D9%8A%D9%84_%D8%A8%D9%8A%D8%A7%D8%B1_%D8%AF%D9%8A%D9%88%D9%86%D9%8A%D8%B3%D9%88%D8%B3_%D8%AF%D9%88_%D8%B3%D9%8A%D8%AC%D9%88%D8%B1"
    title: "اشيل بيار ديونيسوس دو سيجور"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Achille_Pierre_Dionis_du_S%C3%A9jour"
    title: "Achille Pierre Dionis du Séjour"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Achille_Pierre_Dionis_du_S%C3%A9jour"
    title: "Achille Pierre Dionis du Séjour"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Achille_Pierre_Dionis_du_S%C3%A9jour"
    title: "Achille Pierre Dionis du Séjour"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Achille_Pierre_Dionis_du_S%C3%A9jour"
    title: "Achille Pierre Dionis du Séjour"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q2823095"
    title: "Wikidata"
    type:  "WIKIDATA"

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