Washington (BTG): Cilla Black has died at the age of 72 at her home in Spain. The cause of her death is still unknown, although it’s believed to be ‘’natural causes’’. Cilla Black has died at the age of 72. The TV icon and showbiz legend is believed to have passed away last night (01.08.15) at her Spanish home in Estepona, Costa del Sol. A Spanish police spokeswoman confirmed today (02.08.15) that Cilla - real name Priscilla White - is believed to have died of ‘’natural causes’’, although they are ‘’still awaiting autopsy results’’.