Alternatives to Girls' Top 20

Adelaide is now heading straight uphill on the coattails of such newly popular sisters as Ava, Ada, and Audrey, and in the company of Adeline and Amelia. It was chosen by actress Katherine Heigl for the name of her second daughter.

This lovely name from Spenser's The Faerie Queene is borne by a character who represents married love. A related unusual-yet-usable choice: Amabel.

Augusta is a dignified name reminiscent of wealthy great-aunts, but with the fashion for both August and Gus for boys, Augusta could get some fresh energy.

Very popular in Wales, this perfectly nice name's only problem is its similarity to the dated Beth Ann.

If your ancestry is Italian, you may want to consider this elegant twist on a classic.

This Welsh nature name that can be pronounced exactly like the male Ira. Or, to avoid confusion, you could just name her Snow.

Fiammetta, from the Italian word for flame, has both femininity and fire. Fiammetta could make a good alternative to more conventional Italian girls' names like Giovanna.

Long a popular upper-crust form in England, where it's pronounced George-ee-AH-na, Georgiana has been been neglected here. But with Georgia growing more popular and the general fashion for elaborate feminine names, Georgiana might have room to grow.

This highly unusual name -- the Halycyone was a mythic bird who could calm the seas -- conjures up images of utter peace and tranquility because of the phrase "Halycon days"...and the sleeping pill.

Keeva, the name chosen by "How I Met Your Mother" star Alyson Hannigan for her daughter, has recently been a Top 20 name in Ireland, using the authentic spelling Caoimhe. The male version is Caomhin--anglicized as Kevin.

Lyra is a name with ancient and celestial roots that's finding new popularity thanks to its starring role in Philip Pullman's His Dark Materials series, seen in the movie The Golden Compass. Simple yet unique, Lyra hits the sweet spot between too popular and too unusual.

Madeira is an island off Morocco where the wine comes from. Despite the alcohol association, Madeira has a gorgeous sound.

Maeve is a short and sweet name that has become one of the most stylish Irish names for girls in the modern US. Maeve would make an excellent first or middle name choice, with more heft than Mae/May and more modern charm than Mavis.

Margot is suddenly a star again. After a nearly-half century absence, it hopped back on the Top 1000 list in 2013 and is on the rise. The Margot spelling is now given to three times as many baby girls as the Margo one.

Marguerite is a classic French name with a remnant of old-fashioned Gallic charm; and is also a variety of daisy. Chic again in Paris, it's definitely ripe for revival here.

Sharper and steelier than Martha, but with the same underused vintage appeal.

Natalia was derived from the Latin word natalis, meaning "birthday." It refers to the birthday of Jesus Christ, and thus originated as a name for girls born on Christmas Day. Related forms include the French Natalie, Portuguese Natalina, and Russian diminutive Natasha.

Orla is an Irish name closely associated with the high king Brian Boru, as it was the name of his sister, daughter and niece. It was very popular in the Middle Ages – the fourth most popular name in twelfth century Ireland – and has become popular again in Ireland, Scotland, England and Wales today. In Irish, the name is commonly spelled Orlaith or Orlagh.