In heraldry, a leopard’s head jessant is a composite charge in which a fleur-de-lis is shown issuing from, or passing through, the head of a leopard. It is very closely related to the more common expression “leopard’s face jessant-de-lis,” and in many heraldic contexts the two are treated as variants of the same striking device. The leopard’s head represents courage, watchfulness, noble force, and fearlessness, while the fleur-de-lis adds associations of purity, sovereignty, grace, and sacred or royal dignity. Together they produce an emblem that is both martial and refined.

The device is most famously linked with the Cantilupe family of medieval England, whose arms displayed three leopard’s faces jessant-de-lis. Through Saint Thomas de Cantilupe, Bishop of Hereford, the charge gained a strong ecclesiastical and regional identity. It appears in the arms of the Diocese of Hereford, where it recalls the saintly bishop and the noble family tradition behind the see’s heraldry. It also appears in the heraldic tradition of the City of Hereford, making the symbol a recognizable sign of local memory, patronage, and continuity.

The word “jessant” means issuing or springing forth, and in this charge the fleur-de-lis is usually shown vertically through the leopard’s mouth or face. Because the motif is unusual, it often signals a deliberate connection to older English armory rather than a generic animal symbol. Helpful references include Parker’s A Glossary of Terms Used in Heraldry, the Heraldry Society, and examples recorded at Heraldry of the World. In coats of arms, the leopard’s head jessant remains a memorable emblem of vigilant strength, sacred dignity, and inherited distinction.