# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/john-viii-of-constantinople
# Generated: 2026-08-16T07:37:21.045Z

schema: https://schema.org/Person
url: "https://fame.am/person/john-viii-of-constantinople"
name: "John VIII of Constantinople"
slug: "john-viii-of-constantinople"
description: "John VIII of Constantinople, a native of Trebizond, was a Byzantine intellectual, jurist, and Ecumenical Patriarch of Constantinople from 1064 to 1075. He was the uncle of John Xiphilinus, the Epimator. He is considered \"an innovator in the field of the methodology of jurisprudential research\"."
tagline: "Patriarch of Constantinople (1010-1075)"
image: "https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/Sigillo_di_giovanni_VIII_xiphilonos%2C_patriarca_di_costantinopoli%2C_in_piombo%2C_1064-1075.jpg/330px-Sigillo_di_giovanni_VIII_xiphilonos%2C_patriarca_di_costantinopoli%2C_in_piombo%2C_1064-1075.jpg"
gender: "male"
category:
  name: "Writers"
  slug: "writers"
profileType:
  name: "Writer / Author"
  slug: "writer"
birthDate: "1005"
deathDate: "1075-08-02"
livingStatus: "DECEASED"
scores:
  popularity:           46.74
  momentum:             3.387096774193548
  historical:           14.67732266666667
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  60
  trendDirection:       "STABLE"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://uk.wikipedia.org/wiki/%D0%86%D0%B2%D0%B0%D0%BD_VIII_%D0%9A%D1%81%D0%B8%D1%84%D1%96%D0%BB%D1%96%D0%BD"
    title: "Іван VIII Ксифілін"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%A7%D9%84%D8%A8%D8%B7%D8%B1%D9%8A%D8%B1%D9%83_%D9%8A%D9%88%D8%AD%D9%86%D8%A7_%D8%A7%D9%84%D8%AA%D8%A7%D9%85%D9%86_%D9%85%D9%84%D9%83_%D8%A7%D9%84%D9%82%D8%B3%D8%B7%D9%86%D8%B7%D9%8A%D9%86%D9%8A%D9%87"
    title: "البطريرك يوحنا التامن ملك القسطنطينيه"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Joan_VIII_Xifil%C3%AD"
    title: "Joan VIII Xifilí"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Jan_VIII._Xifilinos"
    title: "Jan VIII. Xifilinos"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Johannes_VIII._(Konstantinopel)"
    title: "Johannes VIII. (Konstantinopel)"
    type:  "WIKIPEDIA"
  - url: "https://el.wikipedia.org/wiki/%CE%99%CF%89%CE%AC%CE%BD%CE%BD%CE%B7%CF%82_%CE%97%CE%84_%CE%9E%CE%B9%CF%86%CE%B9%CE%BB%CE%AF%CE%BD%CE%BF%CF%82"
    title: "Ιωάννης Η΄ Ξιφιλίνος"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/John_VIII_of_Constantinople"
    title: "John VIII of Constantinople"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Juan_VIII_de_Constantinopla"
    title: "Juan VIII de Constantinopla"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Jean_VIII_Xiphilin"
    title: "Jean VIII Xiphilin"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Giovanni_VIII_Xifilino"
    title: "Giovanni VIII Xifilino"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EC%BD%98%EC%8A%A4%ED%83%84%ED%8B%B0%EB%85%B8%ED%8F%B4%EB%A6%AC%EC%8A%A4%EC%9D%98_%EC%9A%94%EC%95%88%EB%8B%88%EC%8A%A4_8%EC%84%B8"
    title: "콘스탄티노폴리스의 요안니스 8세"
    type:  "WIKIPEDIA"
  - url: "https://mk.wikipedia.org/wiki/%D0%88%D0%BE%D0%B2%D0%B0%D0%BD_VIII_%D0%A6%D0%B0%D1%80%D0%B8%D0%B3%D1%80%D0%B0%D0%B4%D1%81%D0%BA%D0%B8"
    title: "Јован VIII Цариградски"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/Jan_VIII_Ksifilinos"
    title: "Jan VIII Ksifilinos"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Jo%C3%A3o_VIII_de_Constantinopla"
    title: "João VIII de Constantinopla"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%98%D0%BE%D0%B0%D0%BD%D0%BD_VIII_%D0%9A%D1%81%D0%B8%D1%84%D0%B8%D0%BB%D0%B8%D0%BD"
    title: "Иоанн VIII Ксифилин"
    type:  "WIKIPEDIA"
  - url: "https://sh.wikipedia.org/wiki/Jovan_VIII_Ksifilin"
    title: "Jovan VIII Ksifilin"
    type:  "WIKIPEDIA"
  - url: "https://sk.wikipedia.org/wiki/J%C3%A1n_VIII._(kon%C5%A1tant%C3%ADnopolsk%C3%BD_patriarcha)"
    title: "Ján VIII. (konštantínopolský patriarcha)"
    type:  "WIKIPEDIA"
  - url: "https://sr.wikipedia.org/wiki/%D0%88%D0%BE%D0%B2%D0%B0%D0%BD_VIII_%D0%A6%D0%B0%D1%80%D0%B8%D0%B3%D1%80%D0%B0%D0%B4%D1%81%D0%BA%D0%B8"
    title: "Јован VIII Цариградски"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q672126"
    title: "Wikidata"
    type:  "WIKIDATA"

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