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,
Duchess of Cambridge Duchess of Cambridge Duchess of Cambridge is the principal courtesy title held by the wife of the Duke of Cambridge. The title is legally gained upon marriage and is forfeited upon divorce. Five of the eight Dukes of Cambridge did not marry, and thus there are only three Duchesses of Cambridge including the current Duchess, Catherine, wife of Prince William, Duke of Cambridge. The three Duchesses of Cambridge (and the dates the individuals held that title) are as follows: In 1847, Sarah Fairbrother married Prince George, Duke of Cambridge, son of Prince Adolphus, Duke of Cambridge, and Princess Augusta of