Ciara is lovely.
My only fear is that people will mispronounce it as "see-AR-a," instead of "KEER-a." But in a story I don't suppose it matters much any way.
Ciara BridgetCiara GwendolenCiara LilyCiara JenniferCiara Siobhan ("sha-VAWN")
Ciara MaureenCiara PatriciaCiara TessCiara Vivien