Sirenna \s(i)-renna, sir(en)-na\ as a girl's name is a variant of Sirena (Greek), and the meaning of Sirenna is "enchanter".
The baby name Sirenna sounds like Serenna, Sirenia and Sireena. Other similar baby names are Sienna, Brenna, Carenna, Eirena, Lorenna, Sarena, Sarinna, Sareena, Selenna, Serena, Serinna, Sereena, Siena, Sirvanna, Sirvana, Simonna, Simeona, Syrena, Sirene and Siriana.