Douce \do(u)-ce\ as a girl's name is of French origin, and the meaning of Douce is "sweet". Baby names that sound like Douce are Dace and Docie. Other similar baby names are Dorie, Dorae, Dodie, Dodee, Doree, Dore, Dorcie, Dorcey, Dorice, Doe, Dove, Drue, Drucy, Drucie, Dulce, Doxie, Joice, Joyce, Loyce, Luce, Doura, Royce and Roice.