I think Ivy is youthful, fresh, and very pretty. It's not over-done, and it's not too common (well, at least not where I live), so it works.
Ivy Helena
Ivy Elisabeth
Ivy Samantha
Ivy Genevieve
Ivy Sophia
Ivy Clementine
Ivy Priscilla
Ivy Alexandra
Ivy Alexa
Ivy Katherine/Catherine
Ivy Nicole
Ivy Michelle
Ivy Annabel
Ivy Therese
Ivy Zoraida