Yacintha \ya-cin-tha, yaci-ntha\ as a girl's name is a variant of Giacinta (Italian), and the meaning of Yacintha is "hyacinth".
The baby name Yacintha sounds like Yacinta and Jacintha. Other similar baby names are Jiacintha, Giacintha, Jacinthe, Hyacintha, Jacyntha, Jacinthia and Jacinth.