# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/gregory-r-choppin
# Generated: 2026-08-14T07:52:49.697Z

schema: https://schema.org/Person
url: "https://fame.am/person/gregory-r-choppin"
name: "Gregory R. Choppin"
slug: "gregory-r-choppin"
description: "Gregory Robert Choppin was an American nuclear chemist and co-discoverer of the element mendelevium, atomic number 101. Others in the discovery group were Albert Ghiorso, Bernard G. Harvey, Stanley G. Thompson, and Glenn T. Seaborg. The element was named in honor of Dmitri Mendeleev."
tagline: "American chemist (1927-2015)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/25th_anniversary_celebration_commemorating_the_discovery_of_element-101._(Choppin_cropped).jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1927-11-09"
deathDate: "2015-10-21"
livingStatus: "DECEASED"
scores:
  popularity:           39.14
  momentum:             13.5
  historical:           5.470554666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  70
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://en.wikipedia.org/wiki/Gregory_Robert_Choppin"
    title: "Gregory Robert Choppin"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Gregory_Robert_Choppin"
    title: "Gregory Robert Choppin"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Gregory_Choppin"
    title: "Gregory Choppin"
    type:  "WIKIPEDIA"
  - url: "https://ro.wikipedia.org/wiki/Gregory_Robert_Choppin"
    title: "Gregory Robert Choppin"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Gregory_R._Choppin"
    title: "Gregory R. Choppin"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Gregory_Robert_Choppin"
    title: "Gregory Robert Choppin"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q5885631"
    title: "Wikidata"
    type:  "WIKIDATA"

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