Mother of Mahinda and Sanghamittá and wife of Asoka.
She was the daughter of Deva of Vedisagiri.
Asoka met and married her while on his way to Ujjeni, there to become Viceroy.
When he became king, Deví continued to live at Vedisagiri (Mhv.xiii.6ff; Dpv.vi.16; Sp.i.70).
She is sometimes called Vedisa-deví (MT.324).