Thaisa \tha(i)-sa\ as a girl's name is a variant of Thais (Greek). See for meaning of Thaisa.

The baby name Thaisa sounds like Taisa, Tasa, Taisia, Tassa, Tais and Tisa. Other similar baby names are Thia, Maisa, Raisa, Thadda, Thada, Thalia, Thana, Theia, Thida, Theida, Thursa, Thirsa and Thersa.