Angel is one of those names that has a very different trajectory for girls and boys. As a female name, it was most popular in the US from the 1970s until the turn of this century, almost breaking into the Top 100 at its peak in 2001 but then beginning a long slide down the list.

Liliwen is a sweet, whimsical flower name used occasionally in Wales, and would make an interesting alternative to Lilian, and another way to Lily as a nickname.

This twist on the popular Everett takes it to lofty heights and gives it a geographical and nature-inspired link. The snow-capped Everest could make a name that stands out without feeling too out there, and it may be seen more often in the classroom (that is, outside of the textbooks) in coming years.

An ancient and highly unusual name; St. Alban -- sometimes also called Albinus or Aubin -- was an early martyr in Roman Britain. Using an alternate spelling, Alben Barkley was the 35th U.S. Vice-President, serving under Harry Truman. And Albin is popular in modern Sweden. But only the form Alban has the alternate meaning "from Alba".

If you're looking for an unusual alternative to all those Rose names, Rhoswen might be a good choice. This name has the soft sounds we've come to love from the Welsh language but is still not as familiar as Bronwen and Rhiannon.

Has a pure, clean aura, but is also evocative.

Noel is British, fey, and sophisticated, connoting wit and creativity, much like namesake Noel Coward. Noel has also been a character on Felicity and Pretty Little Liars. Thanks to their association with Christmas, Noel and Noelle make ideal names for December babies and names for Christmas babies.

Pronounced LOOSE, this name that refers to the Virgin Mary—"Our Lady of Light"—is one of the most widely used Spanish name for girls. Its sleekness and stylish final z gives it a modern appeal, like sister name Lux. Nicknames and variations include Chitta, Lucecita, Lucelida, Lucelita, Lucha, Lucida, Lucila, Lusa, and Luzana.

Place-name and homonym of Bree, less popular than its enlargement, Brielle or Brianna. Brie Larson is a notable bearer.

There's definitely a cold front of names for winter babies moving in, with Summer, Spring and Autumn giving way to Winter--plus North, January, Frost--and Snow. This name feels brisk, fresh, pure, evocative -- and magical. A haunting middle name choice.

Rarely heard outside of Wales, Arianwen combines the pretty Welsh element gwen with the silvery arian, giving it a metallic and shining meaning. The name is sometimes listed as one of the daughters of the legendary fifth-century king and saint, Brychan Brycheiniog.

This presidential name is in style limbo today - or, some might say, in the the sweet spot of familiar but little-used.

Fianna, a virtually unknown Irish name in the US, combines the best elements of Fiona and Brianna. In Irish and Scottish mythology, the Fianna were independent bands of warriors. It has ranked in Northern Ireland's Top 100 for girls several times over the past decade. The name also has potential political connotations: Fianna Fáil is a conservative Irish republican political party.

Lovers of Esme might also like this beautiful Turkish name, with its mysterious meaning. The last syllable sounds like "rye".

While the male Alva or Alvah relates directly to the minor Biblical character, the female version is more likely an Anglicized form of the Irish name Ailbhe, or a feminine form the name Alf (and Alf- beginning names), popular in its native Sweden and Norway. Best known as Thomas Edison's middle name, Alva has true unisex roots.

Olwen is a Welsh favorite, the name of a legendary princess in what is believed to have been the earliest Arthurian romance, and in fact one of the first recorded examples of Welsh prose.

What a difference one letter makes - the somewhat tired, though still heavenly Angela, gets a makeover as sweet and subtle Aniela. Popular in its native Poland where it ranks in the Top 100, it is definitely worth considering.

Best known as one of the moons of Jupiter, Callisto was a nymph coveted by Zeus who was turned into a bear by Hera, becoming the Great Bear (Ursa Major) constellation.

It's a bear, it's an island, it's (almost) a camera. It's starting to catch some parents' eyes as a wild, adventurous name. The largest proportion of boys named Kodiak is in Washington State.

The name of a French city famous for its fine lace. Another association: Chantilly cream – a sweetened whipped cream apparently invented there in the 17th century by a chef at the Château de Chantilly. The town probably takes is name from the Gallo-Roman personal name Cantilius, derived from a word for "white".