Isla is a hit name throughout the English-speaking world but hasn't found the same popularity in other western countries, perhaps because its spelling and pronunciation don't make sense for those whose native language is not English. Think island without the final two letters.

Lydia is one of the first place names, after an area of Asia Minor whose inhabitants are credited with strong musical talent great wealth. Always among the US Top 1000 girl names, Lydia is a quietly fashionable classic.

Avery is a hugely popular name in the US, especially for girls. But while nearly four times as many girls as boys are named Avery today Avery's popularity is starting to soften for girls while it continues to strengthen for boys.

Aveline is a name that's long been an obscure cousin of more widely-used choices, but may come into its own riding the tail of the megapopular Ava, which may derive from the same root.

While theoretically unisex, this surname name has been edging up the girls’ names list, perhaps originally as an Ashley substitute. One quality in Ainsley's favor: It's remained steadily popular -- but not TOO popular -- for more than 20 years now, ranking consistently around Number 400. That makes it stylish and familiar without showing up everywhere.

In the past few years Ellery has gone from middle-aged male detective -- from old school fictional hero Ellery Queen -- to a plausible girls' name, a la Hillary.

While Elliott and Elliot are well-established for boys, parents are now considering both these boy names for girls, too.

Anais, the name forever attached to the daring French-born American novelist and diarist Anais Nin, is unusual and French enough without appending an e, though some may think it clarifies pronunciation.

Also spelled Anael, this offers a new spin on an old standard. Or even a couple of old standards, if you count Annabelle.