Dayana may refer to:
The daughter of Jupiter and Latona; a virgin goddess who presided over hunting, chastity, and marriage; - identified with the Greek goddess Artemis.
‘And chaste Diana haunts the forest shade.’;
English aristocrat who was the first wife of Prince Charles; her death in an automobile accident in Paris produced intense national mourning (1961-1997)
(Roman mythology) virgin goddess of the hunt and the moon; counterpart of Greek Artemis