The victim, a resident of nomadic community in Ghatampur, had yesterday poured kerosene over herself after being raped by a youth on August 12.
She was then rushed to Hallett Hospital in a critical condition, having suffered over 70 per cent burns. She died at 2 am in the hospital, Superintendent of Police Rural Anil Mishra said.
The rape accused identified as one Muneem, has been absconding ever since the incident, police said.