Prince Louis of Cambridge Prince Louis of Cambridge Prince Louis of Cambridge (Louis Arthur Charles; ; born 23 April 2018) is a member of the British royal family. He is the third and youngest child and second son of Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge. He is fifth in the line of succession to the British throne. Kensington Palace announced on 4 September 2017 that the Duke and Duchess of Cambridge were expecting their third child. A son was born at 11:01 BST (10:01 UTC) on 23 April 2018. He was first seen in public seven hours after his birth,
Prince Adolphus, Duke of Cambridge Prince Adolphus, Duke of Cambridge Prince Adolphus, Duke of Cambridge, (Adolphus Frederick; 24 February 1774 – 8 July 1850) was the tenth child and seventh son of the British king George III and Charlotte of Mecklenburg-Strelitz. He held the title of Duke of Cambridge from 1801 until his death. He also served as Viceroy of Hanover on behalf of his brothers George IV and William IV. Prince Adolphus was born in February 1774 at Buckingham House, then known as the "Queen's House", in the City and Liberty of Westminster, now within Greater London. He was the youngest son of George