John IV the Conqueror KG, was Duke of Brittany and Count of Montfort from 1345 until his death and 7th Earl of Richmond from 1372 until his death.
John IV, Duke of Brittany (born 1295)
On September 16, in the year 1345, John IV, Duke of Brittany (born 1295). This event is recorded as a Notable Deaths event in the history of September 16, one of 484 recorded events on this date across all of history.
1 notable person is associated with this event, including John IV of Brittany. Learn more below.
Key Facts
- This event took place on September 16, 1345 (AD era).
- It is categorised as a Notable Deaths event in recorded history.
- Referenced in 1 Wikipedia article.
- 1 notable person is recorded as involved in or associated with this event.
- Wikipedia source last updated on 9 July 2026.
On This Date in History 484
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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