# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/jeffrey-mass
# Generated: 2026-08-13T13:00:26.271Z

schema: https://schema.org/Person
url: "https://fame.am/person/jeffrey-mass"
name: "Jeffrey Mass"
slug: "jeffrey-mass"
description: "Jeffrey Paul Mass was an American academic, historian, author and Japanologist. He was Yamato Ichihashi Professor of Japanese History at Stanford University."
tagline: "Historian, Japanologist (1940–2001)"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Writers"
  slug: "writers"
profileType:
  name: "Writer / Author"
  slug: "writer"
birthDate: "1940-06-29"
deathDate: "2001-03-30"
livingStatus: "DECEASED"
scores:
  popularity:           36.98
  momentum:             15
  historical:           5.468754666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  55
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://fa.wikipedia.org/wiki/%D8%AC%D9%81%D8%B1%DB%8C_%D9%85%D8%A7%D8%B3"
    title: "جفری ماس"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%AC%D9%8A%D9%81%D8%B1%D9%89_%D9%85%D8%A7%D8%B3"
    title: "جيفرى ماس"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Jeffrey_Mass"
    title: "Jeffrey Mass"
    type:  "WIKIPEDIA"
  - url: "https://simple.wikipedia.org/wiki/Jeffrey_Mass"
    title: "Jeffrey Mass"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Jeffrey_Mass"
    title: "Jeffrey Mass"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Jeffrey_Mass"
    title: "Jeffrey Mass"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q34877"
    title: "Wikidata"
    type:  "WIKIDATA"

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