Person

Margaret I of Denmark

1353–1412 · 14th century · Also known as Margaret I

Margaret I was the ruler of Denmark, Norway and Sweden. Daughter of Valdemar IV of Denmark and widow of Haakon VI of Norway, she governed Denmark from 1375 and Norway from 1380, and won Sweden by defeating King Albert of Mecklenburg in 1389. In 1397 she had her great-nephew Eric of Pomerania crowned in Kalmar, creating the Kalmar Union.

Margaret I of Denmark
Image: Jacob Truedson Demitz assisted by Emil Eikner for Ristesson · Public domain · Wikimedia Commons

Mentioned in 4 profiles

Kingdom of NorwayDeclineKingdom of DenmarkGovernance, SummaryDuchy of PomeraniaImpactDenmark-NorwayFoundation

Mentioned in 2 state histories

Kingdom of DenmarkKalmar Union

See also

Cite this entry
APA
The Epoch Institute. (2026). Margaret I of Denmark. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/margaret-i-of-denmark
MLA
“Margaret I of Denmark.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/margaret-i-of-denmark. Accessed .
Chicago
The Epoch Institute. “Margaret I of Denmark.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/margaret-i-of-denmark.
Harvard
The Epoch Institute (2026) ‘Margaret I of Denmark’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/margaret-i-of-denmark (Accessed: ).

Last reviewed October 2026Random entry ↻