Ronald "Ronnie" Kray (24 October 1933 – 17 March 1995) and Reginald "Reggie" Kray (24 October 1933 – 1 October 2000), twin brothers, were English criminals, the foremost perpetrators of organised crime in the East End of London during the 1950s and 1960s. With their gang, known as "The Firm", the Krays were involved in murder, armed robbery, arson, protection rackets and assaults.