This lovely, quintessentially British appellation, also spelled Rosamond, is the name of a legendary twelfth-century beauty. Rare on these shores, it is more than worthy of importation.

With its relation to Mount Olympus, home of the Greek gods, and to the Olympic games, this name has an athletic, goddess-like aura, making it the perfect Olivia substitute.

Philomena is an earthy Greek name now used in various Latin countries. While it has felt simply clunky for many years, it's starting -- along with such sister names as Wilhelmina and Frederica -- to sound so clunky it's cool.

One of the stellar unique baby names from mythology, Andromeda was the beautiful daughter of Cassiopeia who, like her mother, literally became a star--the constellation that bears her name.The Bohemian Andromeda makes a dramatic and adventurous choice in a time when four-syllable mythological names are gradually making their way into the mainstream.

If you love both unique baby names and flower names for girls, Amaryllis might be a perfect choice for you.

Cassiopeia, the name of a mythological mother who became a stellar constellation, is challenging but intriguing, and has all those softening Cass nicknames available. And with all names Cass-related trending, Cassiopeia may be an unusual route to a stylish name.

This feminine form of Theodosius has long been buried deep in the attic, but might be a good discovery for the parent who wants to move beyond Theodora. Vice President Aaron Burr named a daughter Theodosia ("Dear Theodosia" is a song in the smash musical Hamilton), and it was the birth name of silent screen vamp Theda Bara. Theodosia actually appeared on the US popularity lists in the 1880s and 90s.

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 name of a third-century Christian martyr has an romantic, appealing feel in the modern world. It first came to American attention via Prince's love interest in the film Purple Rain. It could make an unexpected route to sweet nickname Polly — or perhaps to the quirky apple!

Hermione's costarring role in Harry Potter has made this previously ignored, once stodgy name suddenly viable. Hermione could really take off once today's children start having kids of their own.

This feminization of Anthony, like other early French forms, such as Babette and Nanette, is not heard as often as it once was, but it could be time for a reappraisal of this delicate Gallic choice.

You might think Artemisia is the feminine form of the name, but in fact the original Artemis is feminine too, the name of the Greek mythological goddess of the moon. Artemisia Gentileschi was an esteemed Italian Baroque painter, unusual in an era when not many women were acknowledged. Artemisia is also a genus of plants which include sagebrush and tarragon.

Camellia is a rare flower name with distinct roots related to the Camille/Camila group and has varied associations to the moon, water, wealth, and perfection. It could be thought of as a floral replacement for Amelia.

Ambrosia combines some of the more whimsical qualities of more popular Aurora and Isabella, with a heavenly meaning.

With Violet in vogue, this vibrant international variation has been on the rise since the 2010s. Vintage and floral like its more popular sister, Violetta has a slightly softer sound and a touch of extra flair. Given to 135 girls in a recent year, it also gets you to nicknames Etta, Vita, and Lettie.

Celtic goddess of poetry, though less-than-poetic name.

Ancient martyr's name that, though not especially appealing, might still be mildly possible, especially for Anglophiles. It was widely used in early Scotland, but was overtaken by its nickname, Effie.

Jessamine, a charming name occasionally heard in England, is just beginning to be appreciated in the U.S. as a possible successor to all the Jess names of the past. It's also spelled Jessamyn, as in Quaker novelist Jessamyn West, author of Friendly Persuasion--who started life with Jessamyn as her middle name.

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.

Makes a serious name frilly and feminine, which, depending on your viewpoint, might be a good or a bad thing. In this case, we vote good.