What is Royal coat of arms of the United Kingdom?
{{Infobox Coat of arms |name = Royal coat of arms of the United Kingdom |image = Royal Coat of Arms of the United Kingdom (Tudor crown).svg |image_width = 270 |middle = Coat of arms of the United Kingdom in Scotland.svg |middle_width = 270 |middle_caption = [[Royal coat of arms of Scotland|Royal coat of arms of the United Kingdom for use in Scotland]] |lesser = |lesser_width = |lesser_caption = |image2 = Royal Coat of Arms of the United Kingdom (HM Government) (Tudor Crown).svg |image2_width = 270 |image2_caption = Version used by the Government |image3 = Royal Coat of Arms of the United Kingdom (Government in Scotland).svg |image3_width = 270 |image3_caption = Version used by the Government in Scotland |armiger = [[Charles III]] in Right of the United Kingdom |year_adopted = 1837 |crest = A golden lion, royally crowned and standing on a royal crown; gold and ermine mantling |torse = |shield = [[Quartering (heraldry)|Quarterly]]: 1 and 4 [[Coat of arms of England|England]], 2 [[Royal coat of arms of Scotland|Scotland]], 3 [[Coat of arms of Ireland|Ireland]]; quarters for England and Scotland are exchanged in Scotland. |supporters = A golden lion and a silver unicorn |compartment = [[Tudor rose]], [[Shamrock]], and [[Thistle]] |motto = {{lang-fr|[[Dieu et mon droit]]}} |orders = [[Order of the Garter]] |other_elements = |earlier_versions = ''[[#History|see below]]'' |use = On all [[Act of Parliament|Acts of Parliament]]; the cover of all [[British passport|UK passports]]; various government departments; adapted for the reverse of [[coins of the pound sterling]] (2008) }} The '''Royal Coat of Arms of the United Kingdom''' is the official [[coat of arms]] of the [[British monarch]], currently Charles III. These arms are used by the King in his official capacity as monarch of the [[United Kingdom]], and are officially known as his