Anna of Hohenstaufen

Anna of Hohenstaufen
Sepulchre of Constance in the Church San Juan del Hospital (Valencia). The inscription translates as Here lies Lady Constance Augusta, Empress of Greece
Empress consort of Nicaea
Tenure1244–1254
Born1230
DiedApril 1307 (age 76–77)
SpouseJohn III Doukas Vatatzes
FatherFrederick II, Holy Roman Emperor
MotherBianca Lancia

Anna of Hohenstaufen (1230 – April 1307), born Constance, was an Empress of Nicaea. She was a daughter of Frederick II, Holy Roman Emperor and Bianca Lancia.