Hyacinthe \\hya-cin-the, hyaci-nthe\\ as a girl's name (also used as boy's name Hyacinthe), is a variant of Hyacinth (Greek). See for meaning of Hyacinthe.
The baby name Hyacinthe sounds like Hyacinthie and Hyacintha.
Other similar names are Jacinthe, Hyacintia, Hyacinthia.