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Duke Johann of Oldenburg
1940–2025
- Born
- 3 Jan 1940
- Country of birth
- Germany(inferred from the family)
- Died
- 5 Apr 2025
- facts
- 8
- sources
- 1
- images and files
- 0
Facts and their sources
Tap a fact to see where it comes from.
- Birth3 Jan 1940Probable1 source
- Death5 Apr 2025Probable1 source
- ParentDuke Nikolaus, Hereditary Grand Duke of OldenburgConfirmed1 source
- ParentPrincess Helene of Waldeck and PyrmontConfirmed1 source
- UnionIlka Gräfin zu OrtenburgConfirmed1 source
A life in time
Born
Birth
Child born: Eilika Duchess of Oldenburg
Birth, Bad Segeberg
Died
Death
What was it like?
The world around 1940: who ruled, who else was alive, how people lived. This is general history, not a record about the family, and every item shows where it comes from.
Duke was born the same year as John Lennon, Pelé, and Bruce Lee.
John Lennon
British musician (1940–1980)
Pelé
Brazilian footballer (1940–2022)
Bruce Lee
Hong Kong–American martial artist and actor (1940–1973)
Jair da Costa
Brazilian footballer (1940–2025)
Al Pacino
American actor (born 1940)
Wangari Muta Maathai
Kenyan environmentalist and politician who won the Nobel Peace Prize in 2004 (1940–2011)
Family
Ancestors and children
Open the full treeFour generations back to the right, the children to the left. The number beside a child counts the generations of descendants known after them.