Francesca is a lighter and much more feminine choice than the classic Frances, and one that is increasingly popular with upscale parents.

Calla is a botanical name that is much more distinctive than popular Lily or similar Callie. Rarely heard today, it did appear in the popularity lists in the last decades of the nineteenth century.

In music, the term allegro means "quickly, lively tempo," which makes this quintessential Bohemian ballet dancer's name all the more appealing. Allegra is one of the most distinctive yet accessible girl names starting with A.

Nickname name from the era of Father Knows Best, though we can see it making something of a comeback, a la Clover and Pippa. Cricket has new potential especially since it has recently been chosen by Busy Philipps. Still, it's one of the quirkier girl names starting with C.

Extremely simple and extremely distinctive -- a winning combination. Sound-alike Calla is a Greek (and botanical) name that means beautiful.