Seraphina is one of the most-searched name on Nameberry, destined for even greater popularity. The highest-ranking angels, the six-winged seraphim, inspired the lovely name Seraphina.

Penelope is an unlikely 21st century baby name success story. Off the Top 1000 for 25 years, Penelope jumped back on in 2001 and has been heading uphill ever since, propelled by the trend for mythological names, Spanish actress Penelope Cruz, and some high-profile celebrity babies.

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

Magnolia, a sweet-smelling Southern belle of a name made famous via the iconic Edna Ferber novel and musical Showboat, is one of the latest wave of botanical names, along with unexpected blossoms Azalea and Zinnia. It is named for French botanist Pierre Magnol.

Marigold, once found almost exclusively in English novels and aristocratic nurseries, is beginning to be talked about and considered here. It has a sweet, sunny, quirky feel. The marigold was the symbol of the Virgin Mary.

Octavia began as the Latin, then Victorian name for an eighth child. While there aren't many eighth children anymore, this ancient Roman name has real possibilities as a substitute for the overused Olivia; recommended for its combination of classical and musical overtones. It was chosen for his daughter by Kevin Sorbo.

Magical and earthy, sophisticated but off-beat, Persephone appears as the daughter of Zeus by Demeter in Greek mythology. After she was kidnapped by Hades to be Queen of the Underworld, it was decreed by Zeus that she would spend six months of the year with her mother, allowing crops to grow, and six in mourning, thus accounting for the change of seasons. As such, she is both the goddess of the Underworld and of Spring.

For a long time, Isadora has been overlooked in favor of Isabella, owing perhaps to its association with the tragic modern dancer, Isadora Duncan, or because parents would rather their daughter be a Bella than a Dora. Now, with Theodora back in the charts and vintage names in vogue, Isadora has been slowly gaining more attention over the last decade.

Most of us had never heard this lovely Welsh name with links to the moon until we heard the 1976 smash hit Fleetwood Mac song of that name, with lyrics by Stevie Nicks. That same year it popped onto the U.S. Top 1000 at Number 593.

Azalea is one of the fresher flower names, along with Zinnia and Lilac, that are new to the name bouquet — in fact, it entered the Social Security list for the first time in 2012. So if Lily and Rose are too tame for you, consider this brilliant pink springtime blossom with a touch of the unusual that has been growing in popularity.

Eulalia is a melodious name with a southern drawl, thanks to those lilting double Ls and similarity to similar Eudora and Eula. Familiar in the US in the early 20th century, it was also a popular choice in Brazil and Spain until the 60s when it fell out of style.

Classic yet spritely, Tatiana has long been familiar and popular in Russia and Eastern Europe, though it wasn't until the 80s that it caught on in the English-speaking world. With short forms Tiana, Tati, and Tanya, it is a versatile choice that has nevertheless seen a decline in use in recent year.

Anneliese is a German and Dutch combination of Anna and Liese (a form of Elizabeth) with an Old World feel but modern appeal. The Anglicized Annalise spelling in in the US Top 500, but this authentic German version has only ever broken into the US Top 1000 once, back in 2005.

Eulalie hasn't ranked in the US Top 1000 since 1899, but its French roots might make it more appealing to modern ears than its sister Eulalia.

Magdalena is a pretty name forever associated with the fallen-yet-redeemed Mary Magdalen; often heard in the Hispanic community. But forward thinking parents are reviving Magdalena along with Magdalene and the unrelated but similar-sounding Marguerite.

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.

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.

A frilly southern-accented flower name yet to be planted on many birth certificates. In the language of flowers, the wisteria is a symbol of devotion. It is named for American horticulturalist John Caspar Wister.

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.

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.