Prince Alfred was born on 22 September 1780, at Windsor Castle, Windsor, England. His father was King George III, his mother Charlotte of Mecklenburg-Strelitz. The prince was baptised by Frederick Cornwallis, The Archbishop of Canterbury, in the Great Council Chamber at St James's Palace on 21 October 1780.
Prince William is the 1,000th member of the register of the Order of the Garter, and was officially invested by the Queen on 16 June 2008 at a service at St George's Chapel, Windsor Castle. The last time a monarch appointed a grandchild into the Order of the Garter was in 1894, when Queen Victoria invested Alfred, Hereditary Prince of Saxe-Coburg and Gotha .