Levi, lighter and more energetic than most biblical names, with its up vowel ending, combines Old Testament gravitas with the casual flair associated with Levi Strauss jeans.

Gabriel is a Biblical favorite, an angelic choice that's lighter and less patriarchal than some of his Old Testament brethren. Derived from the Hebrew name Gavri'el, Gabriel combines the elements elements gever, meaning "strong," and 'el, in reference to God.

It's ironic that the name Maverick is not such a maverick anymore. Heard first in a 1950s James Garner western TV series, and then as the Tom Cruise character in Top Gun, Maverick symbolizes an unfettered, free spirit.

With its gentle sounds and earthy vibes, the name Rowan feels like a fusion of different styles. A word name, a surname, and a gender-neutral name, Rowan is rustic but trendy, blending the vibes of both Owen and Oakley.

Adrian is one of those names that’s easy to picture on all kinds of people. From an active and energetic five-year-old to your great grandpa, from the coolest, breeziest guy you know, to the quiet, serious one, it’s no wonder Adrian has always made the US Top 500 since the early 20th century.

River shares the tranquil feeling of all the water names, and seems to have pretty much escaped its past strong association with River Phoenix and his unfortunate fate. Actor Joaquin Phoenix named his son with actress Rooney Mara after his brother River.

Almost like a fusion between vintage Audrey, bubbly Ruby, and unisex Avery, Aubrey has been a popular choice for girls since the mid 2000’s.

Greyson and Grayson, nephews of Jason, are both on the fast track. Both variations have made their way all the way up to the Top 100 since 2016. Gray/Grey makes a nice nickname. The name of the child in The Nanny Diaries is Grayer, and actor Tyler Christopher opted for the unusual spelling of Greysun for his son. Some parents are considering Grayson -- or Gracen or Gracyn -- for girls as an androgynous spin on Grace.

Gemma is a jewel of a name, an Italian classic that was very popular in 1980s England, but has only recently been started to be used here; it entered the list in 2008.

Like Ashley before it, on-trend Everly has been followed by a range of spelling variants, and among them, Everleigh is the most popular.

This spirited Gaelic classic, which became popular in Ireland via the illustrious twelfth century king Rory O'Connor, makes a highly energetic choice, now used for either sex. Rory's gender split is still trending boyward; it's one of the coolest boys' names starting with R.

Maddox, a previously obscure Welsh family name with a powerfully masculine image, suddenly came into the spotlight when Angelina Jolie chose it for her son in 2003. By the following year it was in the middle of the Top 1000, and it has risen since.

A strong, straightforward Irish unisex surname, with a merry glint in its eye, Reagan has been leaping up the popularity lists, to become one of the top girl names starting with R. Some will inevitably link it to President Ronald, but spell it Regan and it's a Shakespearean name: a daughter of King Lear.

Aspen is part of two groups of stylish and unique baby names: nature names and place-names. The name of a graceful tree in the poplar family with heart-shaped leaves so delicate they quiver in the gentlest breeze, Aspen is also the name of a trendy Colorado ski resort. Aspen started as a unisex name possibility but now is much more frequently worn by girls.

While both Elaine and Elena are on an upward trajectory, Elaina has shifted up and down the charts in recent years, making no big moves in either direction. Steadily used, this blend of the two could make it clearer which pronunciation is preferred.

Malcolm is a warm and welcoming Scottish appellation (originally Mael-Colium) that fits into that golden circle of names that are distinctive but not at all odd. A royal name in Scotland, Malcolm is also a hero name for many via radical civil rights activist Malcolm X.

Avery is a unisex name that is used four times as often today for girls as for boys. But while Avery's popularity is starting to soften for girls, it continues to get stronger for boys -- in keeping with our finding that gender neutral names are becoming more favored for boys than for girls.

Gavin, a name with Scottish roots, has stepped into the spotlight, replacing the dated Kevin, thanks in part to pop-rock sensation Gavin DeGraw and Bush lead singer Gavin Rossdale.

Blake -- an early unisex option -- dropped out of the Top 100 in 2017 for the first time since 1988, but remains a sophisticated choice. And yes, both conflicting meanings of Blake are accurate. It originated as a surname in England derived from a nickname. Much of its masculine image was influenced by the wealthy, silver-haired character Blake Carrington in the massively popular 80s TV series Dynasty. Rosie O'Donnell has a son named Blake.

Blending classic with contemporary elements, Alayna is considered a spin on the name Alana, which also draws inspiration from Elaine and Elena. An obscure choice until the 80s, it began to climb the charts after fencer Alayna Snell took part in the 1984 Olympics.