Cacau is seldom used as a baby name for girls. It is not in the top 1000 names. In 2018, among the group of girl names directly related to Cacau, Claudia was the most commonly used.
Baby names that sound like Cacau include Caca, Cacee, Cacey (English), Cachai, Cachay, Cachet, Cachey, Caché, Caci (English), Cacia (English and Greek), Caciah, Cacie, Cacy (English), Caecey, Caekee, Caekey, Caeki, Caekie, Caeky, and Caesi.
† approx English pronunciation for Cacau: K as in "key (K.IY)" ; AH as in "mud (M.AH.D)" ; OW as in "oak (OW.K)"