Adelaide of Hesse

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Adelaide of Hesse
An 1865 imagining of Adelaide by Polish painter Jan Matejko
Queen consort of Poland
Tenure	1341–1356 (de facto) 1341–1370 (de jure)
Coronation	29 September 1341
Born	c. 1324 (1324)
Died	c. 1371 (aged 46–47)
Spouse	Casimir III of Poland
House	Hesse (by birth) Piast (by marriage)
Father	Henry II, Landgrave of Hesse
Mother	Elisabeth of Thuringia

Adelaide of Hesse (Polish: Adelajda Heska, German: Adelheid von Hessen; after 1323 – after 26 May 1371) was a noble of the House of Hesse by birth and the queen consort of Poland by marriage to Casimir III of Poland. She was the eldest daughter of Henry II, Landgrave of Hesse, and his wife Elisabeth of Thuringia (1306–1367), daughter of Frederick I, Margrave of Meissen.