I love Lilac. It's beautiful, simple and dramatic in a quirky way.
Someone posted about the combo Lilac Veronica about a month or so ago, and I loved it.
Also, how about:
Lilac Sofia
Lilac Fiona
Lilac Olivia
Lilac Eleanor
Lilac Georgia
Lilac Zoë
Lilac Amelia
Lilac Anastasia
Lilac Melusine
Lilac Felicity
Lilac Rebecca
Lilac Niamh
Lilac Naomi
Lilac Emily
Lilac Ariane
Lilac Alicia
Lilac Irene
Lilac Helena
Lilac Tatiana
Lilac Sarah
Lilac Matilda
Lilac Daphne
Lilac Imogen
Lilac Wilhelmina