Sophia of Halshany

Sophia of Halshany
19th-century paining by Marceli Krajewski after a 16th-century miniature
Queen consort of Poland
TenureFebruary 1422 – 1 June 1434
Coronation5 March 1424
Bornc.1405
Grand Duchy of Lithuania
Died21 September 1461(1461-09-21) (aged 55–56)
Kraków, Kingdom of Poland
Burial
SpousesWładysław II Jagiełło
IssueWładysław III of Poland
Casimir
Casimir IV Jagiellon
DynastyOlshanski (by birth)
Jagiellon (by marriage)
FatherAndrew Olshansky
MotherAlexandra Drucka
ReligionEastern Orthodox (by birth)
Roman Catholic (by conversion)
Signature

Sophia of Halshany (Lithuanian: Sofija Alšėniškė; Belarusian: Софья Гальшанская, romanized: Sofja Halšanskaja; Polish: Zofia Holszańska; c.1405 – 21 September 1461 in Kraków), known simply as Sonka, was a princess of Lithuanian Alšėniškiai princely family who was Queen of Poland as the fourth and last wife of Jogaila, King of Poland and Supreme Duke of Lithuania. As the mother to Władysław III and Casimir IV, she was the co-founder of the Jagiellonian dynasty.