Lilyann \l(i)-lya-nn, lil-yann\ as a girl's name is a variant of Lillian (Latin), and the meaning of Lilyann is "lily".
The baby name Lilyann sounds like Lilyan and Lilyanne. Other similar baby names are Lacyann, Lillyanne, Lillyan, Lilliann, Lilianna, Liliane, Liliana and Lilian.