Meaning A girl's name of Gaelic origin, it means "Happy." Origin of Leitis Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Leitis Similar Names Ethne Silis Siubhan Trina Aimil Eihhlin Eilionoir Giorsal Moibeal Sighle Year by Year Popularity of Leitis