Peaches Geldof is dead at the age of 25, BBC reports.
Police were called to her house in Wrotham, Kent, at 1.35 today, it has been claimed.
The mother-of-two, daughter of Bob Geldof and Paula Yates, last tweeted at 10.17am yesterday with a photograph of her and her late mother.
A spokesman for Kent Police said: 'We were called at 1.35pm on April 7 to an address in Wrotham following reports concerning the welfare of a woman aged 25.
'A woman aged 25 was pronounced dead by South East Coast Ambulance Service.
'At this stage the death is being treated as unexplained and sudden.
'Working to establish the circumstances surrounding the death.'
Rip