Avenall \a-vena-ll, av(e)-nall\ as a boy's name is of Old French origin, and the meaning of Avenall is "oat pasture". Place name.
Avenall has 6 variant forms: Aveneil, Aveneill, Avenel, Avenell, Avenil and Avenill.
A baby name that sounds like Avenall is Juvenal.