A sibling for Willa.

Mackson, while not unknown as a surname, is more of a modern invention as a first name, a smoosh of the more popular Jackson and Maxon. Authenticity aside, it's not without its appeal. And who can resist friendly diminutive Mack?

The Maisie spelling may be more widely used, but Maisy is perfectly proper and also makes the British Top 100. And as Maisy, she feels like a closer relative to Daisy, another Margaret diminutive.

An old English surname name that sounds just like the invented Marlo. Though the final w places it among the more buttoned-up androgynous baby names, all spellings of the name, which also include Marlowe, are gaining in popularity for girls.

If Joely (as in actress Richardson) is a name, why not Noely? As nickname-names become both more acceptable and more fashionable, Noely may be a fresh spin on one traditional name for Christmas babies.

Oakley, with its nature name roots and its Annie Oakley charm, is a hot name for both genders but more than twice as popular for girls. This name made it into the Top 1000 for the first time in 2013, one of only four girl names starting with O to rank that high. A decade letter, it's aiming for the Top 100.

Ancient name, near obsolete now, but could make a good alternative to Owen for the adventurous baby namer.

Ottilie is trending in the UK, where the pronounced T helps the name sound pretty and delicate, rather like Amelie and Elodie. Ottilie is less popular in the US, where many Americans pronounce it as a near-homonym for "oddly".

Pippa, a peppy condensation of Philippa that turns it from serious to sprightly, has come into the public eye in a big way via the former Kate Middleton's sister.

Spell it Rafaela (Spanish), Raffaella (Italian), Rafaela (German), or Raphaela (Hebrew), this is a euphonious and lovely name with a dark-eyed, long-flowing-haired image, which is, like Gabriella and Isabella, beginning to be drawn into the American mainstream.

Ramona is a sweet spot name – neither too trendy nor too eccentric. Kids will associate it with the clever Ramona Quimby character in the series of books by Beverly Cleary, also seen on TV. It was chosen by starcouple Maggie Gyllenhaal and Peter Sarsgaard for their little girl, who would be joined by sister Gloria.

Reverie is a strong-sounding word for an ethereal, dreamlike state -- a perfect contrast and meaning for a word that intends to become a first name. Popular mommy blogger Rebecca Woolf of Girls Gone Child named one of her twin daughters Reverie, setting off a groundswell of interest.

Sebastian is an ancient martyr's name turned literary, and Little Mermaid hero—think Sebastian the Crab—that's more popular than ever, as a classic-yet-unconventional compatriot for fellow British favorites T Theodore and Oliver.

Slater has a more genial, friendly feel than most trade names. Angela Bassett and Courtney B. Vance used it for one of their twins.

Even if it is the Number one surname in the U.S.--with more than 2.5 million bearers--we still think that Smith would make a cool first or middle name, whether or not it has family history.

This gentle Scandinavian name, soft and sensitive, is being discovered in a major way by parents in the US. It's most closely identified with the nineteenth century philosopher Soren Kierkegaard, but there have been modern fictional Sorens as well, in The Matrix Reloaded and the book series Guardians of Ga'Hoole, Charlie and Lola, and Underworld.

Stellan is a strong, attractive, Scandinavian possible up-and-comer, known through actor Stellan Skarsgard, and his namesake, the son of Jennifer Connelly and Paul Bettany. Its trendy 'an' ending and the similarity in sound to the popular Kellen/Kellan make it all the more accessible.

An imaginative choice with an uptempo Cory/Rory/Tori sound, perfect for the child of a writer — or anyone with a good story to tell. Story has been finding some appreciation among celebs like Minnie Driver and others as a middle name. This is just one of the literary word names that have recently entered the realm of possibility, such as Fable, Sonnet and Poem.

Sullivan is a jaunty Celtic three-syllable name, with a real twinkle in its eye. It was immortalized in the 1930s classic film Sullivan's Travels and was chosen for one of Patrick Dempsey's twin boys. Nickname Sully is equally jaunty.