# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/johan-sems
# Generated: 2026-08-13T01:06:07.353Z

schema: https://schema.org/Person
url: "https://fame.am/person/johan-sems"
name: "Johan Sems"
slug: "johan-sems"
description: "Johan Sems, sometimes known as Johan Semp, was a Dutch cartographer, engineer and land surveyor.\nHe specialized in land reclamation and the building of dikes and fortifications."
tagline: "Cartographer"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Johan_Sems_(1572-1635).jpg?width=1200"
gender: "male"
country:
  name: "Netherlands"
  isoCode: "NL"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1572"
deathDate: "1635"
livingStatus: "DECEASED"
scores:
  popularity:           36.86
  momentum:             0
  historical:           8.335853333333333
  currentAttention:     0
  sourceConfidence:     54.99999999999999
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://ru.wikipedia.org/wiki/%D0%97%D0%B5%D0%BC%D1%81%2C_%D0%99%D0%BE%D1%85%D0%B0%D0%BD"
    title: "Земс, Йохан"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%DA%86%D9%88%D9%87%D8%A7%D9%86_%D8%B3%D9%8A%D9%85%D8%B3"
    title: "چوهان سيمس"
    type:  "WIKIPEDIA"
  - url: "https://da.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://fy.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E3%83%A8%E3%83%8F%E3%83%B3%E3%83%BB%E3%82%BB%E3%83%B3%E3%83%97"
    title: "ヨハン・センプ"
    type:  "WIKIPEDIA"
  - url: "https://mg.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Johan_Sems"
    title: "Johan Sems"
    type:  "WIKIPEDIA"
  - url: "https://no.wikipedia.org/wiki/Johan_Semp"
    title: "Johan Semp"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q559443"
    title: "Wikidata"
    type:  "WIKIDATA"

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