English: Coat of arms of HRH Prince William, the Prince of Wales (born 1982) son of King Charles III and Diana, Princess of Wales. The coat of arms was granted in 2022 to him as the Heir-Apparent to the British and Commonwealth thrones.

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Quarterly, 1st and 4th Gules three lions passant guardant in pale Or armed and langued Azure (for England), 2nd quarter Or a lion rampant within a double tressure flory-counter-flory Gules (for Scotland), 3rd quarter Azure a harp Or stringed Argent (for Ireland), with over all a label of three points Argent, and on an inescutcheon ensigned by the coronet of the heir-apparent, quarterly, Or and Gules four lions passant guardant counterchanged (for the Principality of Wales), the whole surrounded by the Garter; for a Crest, upon the Royal helm the coronet of his degree Proper, thereon a lion statant guardant Or crowned by a coronet of his degree Proper; Mantling Or and ermine; for Supporters, dexter a lion rampant guardant Or crowned as the Crest and charged on the shoulder with a label as in the arms, sinister a unicorn Argent armed, crined and unguled Proper, gorged with a coronet Or composed of crosses patée and fleurs de lys a chain affixed thereto passing between the forelegs and reflexed over the back also Or and charged on the shoulder with a label as in the arms; Motto ‘Ich Dien' in the compartment below the shield two badges, a plume of three ostrich feathers Argent enfiled by a royal coronet Or also with the motto ‘Ich Dien’’, and on a mount Vert, a dragon passant wings elevated Gules charged on the shoulder with a label of three points Argent.

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