|Mark Shand (right), pictured with his sister Camilla, the Duchess of Cornwall.|
A Clarence House spokesman said: 'It is with deep sadness that we have to confirm that The Duchess of Cornwall's brother, Mark Shand, has today passed away.'
'Mr Shand died in hospital as a result of a serious head injury which he sustained during a fall last night.
'The Duchess, The Prince of Wales and all her family members are utterly devastated by this sudden and tragic loss.
'Mark Shand was a man of extraordinary vitality, a tireless campaigner and conservationist whose incredible work through The Elephant Family and beyond remained his focus right up until his death.