Claim: Dan Maskell, a tennis professional who later became a commentator, coached members of Britain's Royal Family, such as Princes Charles and Princess Anne.
Evidence: Daniel Maskell CBE (11 April 1908 – 10 December 1992) was an English tennis professional who later became even better known as a radio and television commentator on the game. He coached members of the British Royal Family, including Princess Alexandra, Prince Charles, Princess Anne and Prince Andrew.