# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/johannes-abraham-bierens-de-haan
# Generated: 2026-08-16T05:48:58.774Z

schema: https://schema.org/Person
url: "https://fame.am/person/johannes-abraham-bierens-de-haan"
name: "Johannes Abraham Bierens de Haan"
slug: "johannes-abraham-bierens-de-haan"
description: "Johan(nes) Abraham Bierens de Haan was a Dutch biologist and ethologist. He was a founder of the study of animal psychology."
tagline: "Dutch biologist"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Verenigingen%2C_beschermingen%2C_monumenten%2C_jubilea%2C_burgemeesters%2C_Bierens_de_Haan%2C_Bestanddeelnr_076-1317.jpg?width=1200"
gender: "male"
country:
  name: "Netherlands"
  isoCode: "NL"
birthDate: "1883-03-17"
deathDate: "1958-06-13"
livingStatus: "DECEASED"
scores:
  popularity:           39.81
  momentum:             19.67741935483871
  historical:           4.805256
  currentAttention:     0
  sourceConfidence:     30
  profileCompleteness:  50
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://de.wikipedia.org/wiki/Johan_Bierens_de_Haan"
    title: "Johan Bierens de Haan"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Johannes_Abraham_Bierens_de_Haan"
    title: "Johannes Abraham Bierens de Haan"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Johan_Bierens_de_Haan"
    title: "Johan Bierens de Haan"
    type:  "WIKIPEDIA"
  - url: "https://ta.wikipedia.org/wiki/%E0%AE%9C%E0%AF%8B%E0%AE%95%E0%AE%A9%E0%AF%8D%E0%AE%A9%E0%AE%9A%E0%AF%81_%E0%AE%86%E0%AE%AA%E0%AE%BF%E0%AE%B0%E0%AE%95%E0%AE%BE%E0%AE%AE%E0%AF%8D_%E0%AE%AA%E0%AE%BF%E0%AE%AF%E0%AE%B0%E0%AF%86%E0%AE%A9%E0%AF%8D%E0%AE%9A%E0%AF%81_%E0%AE%9F%E0%AE%BF_%E0%AE%95%E0%AE%BE%E0%AE%A9%E0%AF%8D"
    title: "ஜோகன்னசு ஆபிரகாம் பியரென்சு டி கான்"
    type:  "WIKIPEDIA"
  - url: "https://zh.wikipedia.org/wiki/%E7%BA%A6%E7%BF%B0%E5%86%85%E6%96%AF%C2%B7%E4%BA%9A%E4%BC%AF%E6%8B%89%E7%BD%95%C2%B7%E7%99%BE%E7%81%B5%E6%96%AF%C2%B7%E5%BE%B7%C2%B7%E5%93%88%E6%81%A9"
    title: "约翰内斯·亚伯拉罕·百灵斯·德·哈恩"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q323476"
    title: "Wikidata"
    type:  "WIKIDATA"

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