The Ambassador of the Republic of Austria to the United Kingdom is the Republic of Austria's foremost diplomatic representative in the United Kingdom.

As head of Austria's diplomatic mission there, the ambassador is the official representative of the president and government of Austria to the Prime Minister and the government of the United Kingdom.

The position has the rank and status of an Ambassador Extraordinary and Minister Plenipotentiary and the embassy is located in London.

Since 1866, the Austrian ambassador at the Court of St. James has been 18, Belgrave Square.

Prior to the formation of the Republic of Austria, the Habsburg Monarchy, Austrian Empire, Austria-Hungary, also sent diplomatic representatives to the Court of St James's in London.