In Christian iconography, the hart can symbolize a soul longing for the water of baptism, in allusion to Psalm 42. A hart can also stand as an image of Christ as the adversary of Satan, since the Bestiaries attribute to deer the power of finding and killing snakes.
A hart (or stag), sometimes with a cross in its antlers, is the emblem of St Eustace and St Hubert.
hart royal traditionally a hart that had been hunted by a king or queen and had escaped.
See also white hart.