Prince William and Prince Harry's 20-year-old cousin Rosie Roche tragically died from a "traumatic head injury" on July 14. Here's everything to know about Rosie Roche, Prince William and Prince Harry's 20-year-old cousin,

Rosie Roche, a cousin of Prince William and Prince Harry, has been found dead at a house in Norton, Wiltshire, with a “firearm nearby”. Rosie was the granddaughter of Princess Diana's uncle. She died at her family home on July 14, according to a published obituary.

After Rosie Roch, a cousin to Prince William and Prince Harry, died at her home in Norton on July 14, a coroner has confirmed the 20-year-old’s official cause of death.