An aristocratic and stately Germanic route to the popular Leo, Leopold is a royal name: Queen Victoria used it to honor a favorite uncle, King Leopold I of Belgium. These days, this royal tie may be seen as a drawback to the name, owing to the cruelty of King Leopold II's rule over the Congo, though it remains popular in Austria, Poland, and France (as Léopold).

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.

Thanks to the surprise hit revival of Etta James' song At Last and because of recent interest in vintage style nicknames, Etta has established herself as a possible successor to Emma and Ella. While it is currently in the latter end of the US charts, the smart, snappy name is a rising choice in the UK, where it features in the Top 150.

Otto is cool again. Long a quintessential Old Man Name, Otto has been promoted to trending darling of adventurous baby namers.

Oscar is one of the most stylish Old Man Names of our era. While it's softened slightly in popularity over the past 20 years, that may be considered a very good thing.

Calvin is a slightly quirky but cozy name that has a fashion edge thanks to Calvin Klein. It has been steadily on the popularity list since records were kept, never lower than Number 250, peaking in the 1920s, the era of the Calvin (originally John Calvin ) Coolidge presidency.

Stella is a name with star quality and sparkle, that manages to sound both ethereal and earthy. Celestial but not otherworldly, it lands somewhere between the popular Ella and bold Seraphina.

Lydia is one of the first place names, after an area of Asia Minor whose inhabitants are credited with strong musical talent great wealth. Always among the US Top 1000 girl names, Lydia is a quietly fashionable classic.

Vera was the height of fashion in 1910, then was for a long time difficult to picture embroidered on a baby blanket. Now, though, it has come back into style along with other old-fashioned simple names such as Ada and Iris.

Maybe it's because she shares that winning -elle sound with Isabel and Bella, but Estelle is no longer seen as a muumuu-wearing canasta player of a certain age (think George Costanza's mother on Seinfeld or Joey Tribbiani's talent agent in Friends). This could be in part thanks to the young Royal Couple of Sweden, who chose it for their firstborn daughter, or the single-named British R&B singer. It reentered the US Top 1000 in 2012 after a nearly fifty-year absence.

Otis has real appeal for parents attracted to its catchy O initial and combination of strength and spunk. The appealing hero of the British TV show Sex Education has done much to propel Otis into the forefront of cool names.

Roman is an ancient name trending in a major way. A surprise hit name of recent years, Roman now ranks in the Top 100 not only in the US but throughout the English-speaking world, and is rising in other European countries as well.

Long associated with the Churchill family and common in the West Indies, the distinguished Winston is back in style having been slightly neglected in the US after its brief flash of popularity during World War II. Familiar in England and Wales, recent years have seen in re-enter the Top 500 in the States.

Barnaby, a genial and energetic name with an Irish-sounding three-syllable lilt, is an ancient appellation that manages to be both unusual and highly attractive and deserves to be used more than it is. A sweet-spot name that's a real winner.

The image of the lovely Lady Sybil, tragic youngest daughter of the Crawley family on Downton Abbey is likely to go a long way towards reviving this almost forgotten name, off the list since 1966 and most popular in the 1920s and '30s.

Frederick, and friendlier nickname Fred, seemed almost to have disappeared, leaving just the memory of Freds past such as Astaire, Mr. Rogers and Flintstone. But today's parents are beginning to recognize it as a strong classic and one of the top royal baby boy names.

Tobias is one of a number of s-ending boys' names that are riding a wave of popularity. With its Old Testament-Dickensian feel, it's a name with a distinguished pedigree.

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.

Walter was seen as a noble name in the Sir Walter Raleigh and Sir Walter Scott era, but it then spent decades in baby name limbo. Now quite a few independent-minded parents are looking at it as a renewable, slightly quirky, classic, stronger and more distinctive than James or John, second only to William among the handsome classic boy baby names starting with W.

Amias is a friendly and attractive sounding name, with a lovely meaning and knightly feel. Though it might sound like a Biblical name, similar as it is to Amos and Ozias, it is in fact a Latin name, ultimately from the elements amicus or amo meaning "friend" and "love" respectively.