Berkoff was born Leslie Steven Berks in Stepney in the East End of London on 3 August 1937, the son of Pauline (née Hyman), a housewife, and Alfred Berks, a tailor.
Berkoff was born Leslie Steven Berks on 3 August 1937, in Stepney in the East End of London. He is the son of Pauline (née Hyman), a housewife, and Alfred Berks, a tailor.