I'm taking
Sabella because it sounds odd not having the 'i' in front of it for
Isabella.
I'm taking
Sidonie because I don't like all the 'i's in it.
Shyane,
Summer,
Samira, Sephora, Savanah, Sahara,
Star, Solene,
Svetlana,
Sierra, Saeva,
Shanna,
Soraya, Solena,
Sadie,
Sienna,
Skye,
Sophia, Saphira,
Sora, Solana,
Soleil, Sunni, Starlett,
Skylar,
Salome, Sandrina,
Sidney, Sybell,
Sinead,
Saskia,
Selene, Sherezade, Shaima,
Sasha,
Serena.