The place-name Easton Bavents is first attested in the Domesday Book of 1086, where it appears as Estuna. It takes the form Eston Bavent in the Charter Rolls of 1330.
The name "Easton Bavents" has a history of evolution, appearing initially as "Estuna" in the Domesday Book and later evolving into "Eston Bavent" in the Charter Rolls of 1330.