Donavon is an English name for boys. The meaning is `great chief, mighty` The name Donavon is most commonly given to American boys. What do they use in other countries? Donovan (Irish) The name sounds like: Donovon, Donevon, Donavan Similar names are: Davon, Deavon, Donoven, Donevin Found on https://www.pregnology.com/names/boys/Donavon