An ancient female saint's name, also spelled Averill, with different roots than either Ava or April. Though it resembles both those more fashionable favorites, it's fresher and more appealing than either, we think.
Averil Lester, heroine of "Averil's Atonement", a story written by AnneShirley in "Anne of Avonlea" by L.M. Montgomery
Variations: Averilda, Averill, Averilla, Avril, Everelda, Everell, Everil, Everild, Everilda, Everildis, Everill, etc.