Meaning Cashel is of Celtic origin and means 'stone castle' or 'castle'. Origin of Cashel Celtic , Irish +-100%Zoom level changed to 1 Popular Middle Names James Pronunciation 🔊 Listen Cashel KAH-hal Similar Names Caiseal Artie Artek Arth Artis Arty Atre Artturi Arto Author Year by Year Popularity of Cashel