I really like both, but at the moment, I'm leaning towards Roberta because it's brassier.
Roberta Eve
Roberta Violet
Roberta Cleo
Roberta Daphne
Roberta Phoebe
Roberta Phryne
Roberta Olive
Roberta Daisy
Roberta Sophie
Roberta Zoe
Roberta Enid
Roberta Ingrid
Roberta Maud
Roberta Mabel
Roberta Hazel
Roberta Loie