Ealdgyth

The name Ealdgyth (Ealdgȳð; sometimes modernized to Aldith, may refer to


 * Ealdgyth, daughter of Uhtred the Bold, Earl of Northumbria (died 1016) and Ælfgifu who is a daughter of Æthelred II
 * Ealdgyth (floruit 1015–1016) (born c. 992), wife of Sigeferth and then of King Edmund Ironside
 * Ealdgyth, wife of the thane Morcar (died 1015)
 * Ealdgyth, daughter of Earl Ælfgar (fl. c. 1057 – 1066), wife of Gruffudd ap Llywelyn and later of Harold Godwineson
 * Edith Swanneck (c. 1025 – c. 1086), concubine of Harold Godwineson
 * Ealdgyth of Wallingford, daughter of Wigot and wife of Robert D'Oyly (died 1091)