At least one King of the United Kingdom's first grandchild was Charles, Prince of Wales.
Charles was born at Buckingham Palace as the first grandchild of King George VI and Queen Elizabeth.
George VI -LRB- Albert Frederick Arthur George ; 14 December 1895 -- 6 February 1952 -RRB- was King of the United Kingdom and the Dominions of the British Commonwealth from 11 December 1936 until his death.
