He's the billionaire landowner that had a key role in King Charles' Coronation and has the Prince and Princess of Wales as good pals.
And now the Duke of Westminster, Hugh Grosvenor, has been named the wealthiest person in the UK under the age of 35.
The 32-year-old, who is godfather to future king Prince George, has a wealth of £9.9 billion and is also the 11th richest person in the UK overall, according to the Sunday Times Rich List 2023.