Natasha, an appealing, still unusual name, entered the American mainstream post-Cold War but seems to have peaked in the eighties, replaced by the more straightforward Natalie. As is common for Natashas the world over, the Obamas shorten their Natasha's name to Sasha.

Siobhan is the Irish variation of Joan, which is derived from the ancient Anglo-Norman name Jehanne. In this way Siobhan is indirectly related to the name Sinead—the Irish form of Jeannette, which also derived from Jehanne—although Sinead is not a nickname for Siobhan. Siobhan was the name of several early Irish queens and was introduced to the American public by the actress Siobhan McKenna.

An evocative unisex one-syllable name, Poe is most distinguished by its literary reference. Edgar Allan Poe was an influential American author and poet, credited with inventing the genres of detective and science fiction, which might provide inspiration for parents who are fans. And now its choice as the name of the hero played by Oscar Isaac in the new Star Wars movie is sure to catapult it from literary choice to major favorite.

Parents who have tired of Sean are now contemplating Seamus, the Irish form of James, which has a lot more substance and verve.

European royal name, and to Americans a place-name evoking the majestic mountain in Washington state.

A sassy, spunky name for the bold parent who doesn't remember Mrs. Ed Norton on The Honeymooners or who's into the nicknames-as-given-names trend sweeping the UK and returning to the US.

Sharp and spiky with international potential, as a feminine name, Nikita has its roots in Hindi, Marathi, and ultimately Sanskrit. It comes from niketa, meaning "home, habitation", and may also be spelled as Nikitha.

Usually adding an e to the end of a name makes it more feminine, but Locke is at most recent count used only for baby boys. Still, this stylishly strong one-syllable name is theoretically gender-neutral.

An interesting unisex possibility, with an air of mystery connected to the Delphic Oracle, the most important oracle in ancient Greece; it was also a major site for the worship of the god Apollo.

For girls, typically used as a nickname for names such as Georgia and Georgiana, although Orange is the New Black stars Samira Wiley and Lauren Morelli recently used it as a full name for their daughter George Elizabeth.

Drew is an elegant formerly male-only alternative to Andy that joined the stylishly upscale Paige-Brooke-Blair sorority, thanks largely to Drew Barrymore. Barrymore comes by her first name legitimately: it was the maiden name of her paternal great-grandmother, Georgiana 'Georgie' Drew Barrymore, one of many esteemed actors in her family history.

A spirited German name very popular in Italy and occasionally used here, Aldo is one of the unique baby names with international flair. And names that mean wise have an enduring appeal.

Erasmus has long retained the image of the bearded and bespectacled Dutch philosopher, but could be one that the audacious baby namer just might dare to dust off.

Juni is the Swedish, Norwegian, Danish, and Finnish form of the month name June. While Juni feels cute and fresh, most Americans would assume it was a nickname or a Joni variation. We prefer Juna or the English June.

Australian writer Wendy Orr put this name on the map with her hit Nim's Island" series of children's books, about a smart young girl who lives on an island in the South Pacific. Abigail Breslin played Nim in a 2008 film adaptation of the book.

What with the resurgence of W names like Weston and Walter, the prominence of high profile actress Emma and golfer Bubba, and even the attention paid to Watson, the IBM computer on "Jeopardy" (named for IBM's founder, Thomas Watson) this name could be in line for a revival of its own.

Originally an English surname, borrowed from the place name, Kendale, Kendall was given almost exclusively to boys until the 40s when it began to be used for a small number of girls each year. By the 80s, it was a gender-neutral choice, however, since the 1993 appearance of the character Kendall Hart in the soap opera All My Children, it has been leaning feminine.

The association with the infamous Nero, the fiddling Roman emperor, would be unavoidable. But there was also the detective Nero Wolfe, hero of many mystery stories.

Boris is one of the old Russian names being revived by chic Europeans; it hasn't quite made a comeback yet in the U.S., but it does have potential.

A strong and stylish alternative to the super-fashionable Luna, with a double background as a Scandinavian and Japanese name. It's the female form of the Nordic male name Rune, meaning "secret lore", and also a Japanese name meaning "moon" – making this an undiscovered celestial choice.