Arms of Astor of Hever, Baron Astor of Hever (1956) (a difference of Viscount Astor (1917)): Argent eight barrulets sable, a falcon gules resting on a dexter hand couped at the wrist proper gauntleted of the third in chief two fleurs-de-lis of the last; crest: On a mount vert a falcon rising proper ensigned by three mullets or; supporters: dexter: The figure of Æsculapius proper; sinister: The figure of Mercury proper; motto: Ad Astra ("to the stars")[1]
Español: De plata, ocho burelas de sable, cargado de un guantelete de gules sosteniendo un halcón de gules, acompañado en el jefe de dos flores de lis de gules puestas en faja.