High Quality Content by WIKIPEDIA articles The Iceni ( /aɪˈsiːnaɪ/) or Eceni were a British tribe who inhabited an area of East Anglia corresponding roughly to the modern-day county of Norfolk between the 1st century BC and the 1st century AD. They were bordered by the Corieltauvi to the west, and the Catuvellauni and Trinovantes to the south.