Sources: A. Roots 1-19, 250-20; RC 242; Kings and Queens of Britain; AF; Onslow; Pfafman; Davis. Roots: Emma, daughter of Richard I, Duke of Normandy, and mother of Edward the Confessor. Married (2) Canute "the Great," King of England, by whom she had Harthacanute, king of England. Davis: Emma, married (1) King Ehtelred the Unready and (2) King Cnut. Kings and Queens of Britain has her descending from the kings of Mercia in one pedigree chart, but calls it "conjectural." She daughter of Richard I in Saxon/Norman Succession chart in same book, page 221. Other spellings of name: Eadburh and Edburh. Second wife of Canute I.