Felix is one of those ancient but nontraditional names for boys that have come into favor over the past few decades, a favorite of parents who want a masculine name with history and heft that breaks ranks with the standard Franks and Freds. Felix is also an international darling, ranking in the Top 100 in several European and English-speaking countries.

With the success of all names Max, from Max itself to Maxwell to Maxfield to Maximilian, it's just possible that Maxine could be lured away from her mah-jongg game at the clubhouse and into the nursery. She's already been chosen by hip musician Nick Hexum for his daughter, sister to Echo.

Beatrix has a solid history of its own apart from Beatrice, with that final x adding a playful, animated note to the name's imposing history and stately vibe.

The name of a Christian saint and a city in Ohio, Xenia is one of the more accessible and intriguing x names. It is the name of one of the Bond Girls--played by Famke Janssen in the film "GoldenEye."

The name of the wife of Alexander the Great, more attractive than the better-known Roxanne. Roxana was first used in the English-speaking world in the 1600s and was popularized by Daniel Defoe's novel Roxana, published in 1724. An underused and attractive possibility and perfect if you're searching for names that mean new beginnings.