Meaning A boy's name of Welsh origin, it means "Legendary son of Talyessin." Origin of Avaon Welsh +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Avaon Similar Names Powell Amhar Amren Amathaon Angawdd Anynnawg Dirrnyg Eus Gwyngad Llassar Year by Year Popularity of Avaon