Meaning A girl's name of French origin, it means "Victorious." Origin of Cosette French +-100%Zoom level changed to 1 Popular Middle Names Alice, Annabelle, Eisley, Esther, Roslyn, Vivien Pronunciation 🔊 Listen Cosette Similar Names Colletta Coletta Nicky Nadette Amice Carola Carole Chantelle Chanel Lorraina Year by Year Popularity of Cosette