Meaning An alternative spelling of the name Lilly, refering to the flower, or meaning 'God is perfection'. Origin of Lilli German +-100%Zoom level changed to 1 Popular Middle Names Ann, Anne, Caroline, Faith, Marie Pronunciation 🔊 Listen Lilli LIHLiy Similar Names Lilli-mae Lilly-Rose Lili Lilly-Anna Lily-Anna Lilie Lillie-Mae Lily Anne Lillah Lizzie Year by Year Popularity of Lilli