Umberto "Bert" Rossi (1 November 1922 – 2 July 2017) was an English gangster and former associate of the Kray twins. He was known as the "General of Clerkenwell". He stood trial for murder in 1975 but was acquitted. He was a journalist linked him to 11 murders, a figure which he did not dispute. He was born in Clerkenwell, London, England.