(8 January 1642 – 7 February 1642) Stillborn daughter (23 March 1644) Cecilia Renata died the next day as a consequence of an infection, likely related to the childbirth. Following her sudden death, Cecilia Renata was deeply mourned by both Władysław and the Royal Polish court. She also left a good impression on the public, mostly for her piety and good will. See also Kazimierzowski Palace References External links Discussion of the portrait, in Polish It is unknown whether this picture presents Cecylia Renata or Gryzelda Konstancja z Zamoyskich Wiśniowiecka, as the historical sources are indecisive. The Significance of the Crown Portrait of King Sigismund II Augustus by Peter Danckerts de Rij Polish queens consort Grand Duchesses of Lithuania Prussian royal consorts 17th-century House of Habsburg House of Vasa Austrian princesses Burials at Wawel Cathedral 1611 births 1644 deaths Polish Roman Catholics Deaths in childbirth Daughters of emperors Daughters of kings