The term 'Brother of Prince Charles' refers to two members of the British Royal Family: Edward and ANDREW. Edward, also known as Edward Antony Richard Louis, is the youngest son of Queen Elizabeth II and Prince Philip, Duke of Edinburgh. He is the younger brother of Prince Charles, heir to the British throne. ANDREW, also known as ANDREW Albert Christian Edward, is the second son of Queen Elizabeth II and Prince Philip, Duke of Edinburgh. He is the elder brother of Prince Charles and the third child of the Queen and the Duke. Both Edward and ANDREW are members of the British Royal Family and are the brothers of Prince Charles.