Akira is a popular Japanese name for both sexes that's migrated to the West because of its appearance in manga and video games. Akiro is a related name popular for boys.

Theron is best known these days as the surname of actress Charlize, but it does have a long history as a first name, ranking in the Top 500 in the early part of the 20th century and only dropping out of the Top 1000 in the early 1990s. Theon is a similar name made familiar by the popular series Game of Thrones: Might it and Theron rise in tandem?

Among the coolest of the cool color names, particularly popular with celebs as a unisex middle name. While most famous as the name of Beyonce and Jay-Z's daughter Blue Ivy, more than 60 percent of the babies named Blue are boys.

Make that bird name, and while it does work for both genders, it's far more popular for girls, via Raven Symone.

Echo, the pretty, resonant name of a legendary nymph, was the heroine of Joss Whedon's sci-fi series Dollhouse. Nick Hexum, of the band 311, named his daughter Echo Love.

In the US, London is popular for both sexes, though as the name has risen for girls, it's levelled off for boys. Currently given to around 200 boys each year, it is nearly five times more popular for girls, however, it been on decline across the board since its peak in 2013. Conjuring up images of Big Ben, red phone boxes, and the London Eye for some, but perhaps the rush hour commute and grey skies for others, London is far less popular in the UK and other English-speaking countries.

This attractive surname name still projects that Kennedy family charisma. While it didn't come into widespread use until long after the deaths of martyred heroes President John F. or Senator Robert Kennedy, Kennedy is now one of the most popular unisex names, particularly for girls. This is one name that manages to sound trendy and traditional at the same time.

Euphonious and long stylish in England, India was one of the fastest-rising names on the 2013 list, after jumping 240 spots back into the Top 1000.

Mostly feminine, though "Office" star Rainn Wilson gives it a slight masculine twist. You might also use this as a short form of Raines.

Like Harbor, one of the new generation of word names with appealing meanings, though (female) memoirist Haven Kimmel has tipped it decidedly toward the girls' side.

Unusual and beautiful blue green color and name possibility, a la Cerulean.

Windswept and dramatic, but perhaps asking for trouble. Quite popular in Denmark and Sweden, where it derives from Stromr, which is a fairly common surname. Storm Thorgerson is a famous bearer of the name - he designed iconic album covers for Led Zeppelin, Black Sabbath, the Cranberries, Anthrax, and Pink Floyd.

This name leapt into the female column via vixen Alexis Carrington on 'Dynasty" in the 1980s. It's more popular for girls, but it's still a widely used boys' names and is one of the most popular unisex names in the US today.

Devon, spelled like the lovely seaside county in Britain that inspired the name, has crashed since its heyday around the Top 100 in the 1990s. Despite its use as a female name, for example for Devon on the TV show The 4400, Devon continues to be far more popular for boys than for girls.

This name will tick a lot of boxes for many parents: unisex; trendy sound; pretty instinctive to pronounce; and some great namesakes including British chef Ainsley Harriott and American footballer Ainsley Battles.

Justice, one of the rare virtue names for boys, entered the popularity ranks in 1992, and remained in the charts until the 2020s. While it has fallen out of favor in more recent years, it remains a fresh but solid feeling option.

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.

Baby girl Danas outnumber baby boys with the name nearly ten to one. But Dana is an attractive, sleek name that can certain work for babies of either gender.

While Jadon is the authentic biblical name, Jaden is by far the more popular spelling, first noticed when Will and Jada Pinkett Smith used it for their now grown (and famous) son. It has since swept the country for both sexes, with a wide variety of spellings and rhyming cousins.

Despite its origin as a patronymic meaning "son of Adam", Addison really caught on for baby girls in the US around the turn of the millennium, following in Madison's footsteps to peak at #11 in 2007 and again in 2010.