One I met recently and thought, wow great name was little Milla. She was Millicent Theadora Amelie which I think are my current top 3! (But Thea not Theadora for everyday). Just a longshot incase you share my taste!
Other lovely ones you may not have thought of/bit more unusual that I've heard on here or in RL are
Orla, Ottilie, Evangeline, Emmelina, Saskia, Coralie, Clemmentine (Clemmy), Allegra, Arabella,
Names I like not mentioned:
Lydia
Darcy
Matilda, Tilly, Tildy, Tilda, Matilde
Poppy
Sophia, Sophie, Sofie, Sofia
Daisy
Fenella
Holly, Hollie
Kyra, Kivanna
Lottie, Libby
Lucinda, Lucie, Lucy
Callie
Bella
Megan
Maisie
Victoria
Alice- wait and see what the Royal baby is called first though!
Millie, Mollie