Meaning From the Old English term 'baile' meaning 'the outer wall of a castle'. Origin of Baily English +-100%Zoom level changed to 1 Popular Middle Names Dean Pronunciation 🔊 Listen Baily BAY-lee Similar Names Cashel Will Burbank Burley Burckhardt Burdon Burghard Burhbank Burhleag Burly Year by Year Popularity of Baily