Girl

Cameron was once a rising star for boys only, but Cameron Diaz almost single-handedly transported it into the unisex camp back in the 80s.Though there are still eight times as many boy babies named Cameron as girls, it is currently in the US Top 600, where it is joined by Camryn and Kamyn.

One of the surname names for boys on its way to becoming unisex, this name broke into the Top 1000 for the first time in 2013 for girls. While it sounds masculine to us, because of its two-syllable er-ending sound so trendy with boys’ names, many parents apparently disagree.

Charlie is one of the friendly, tomboyish male nickname names--another is Sam-- now used almost as frequently for girls: in 2015, it ranked higher on the girls list than on the boys list for the first time. That makes Charlie one of the most popular unisex names around today. The name Charlie, for females, has been jumping up the charts since it reappeared, after a 50-year hibernation, in 2005.

Charlotte, the name of the young Princess of Cambridge, is the latest classic name to join Sophia, Emma, Olivia, and Isabella at the top of the popularity list. It is now among the most popular girl names in many English-speaking and European countries.

Once a macho biker name, Harley is now showing its softer side. In the UK, Harley is predominantly masculine, but it's currently more popular for girls than boys in the US.

Jean Harlow (born Harlean Carpenter), the original platinum blonde bombshell, was a symbol of 1930s glamour, a factor that first Patricia Arquette and then Nicole Richie and Joel Madden probably had in mind when they gave their daughters the distinctive surname name Harlow.

Harper got its start as a celebrity baby name when Paul Simon chose it for his now-grown son. Since then, other famous parents have followed suit: musician Tim Finn and actor Cecilia Peck both have sons called Harper.

Hazel has a pleasantly hazy, brownish-green-eyed, old-fashioned image that more and more parents are choosing to share. Former Old Lady name Hazel reentered the popularity lists in 1998 and now is near the top of the charts.

Logan, with its appealing Scottish burr, is a very hot boys' name—it's in the national Top 10 and heading for Number 1 in some states—and can also make a rich and resonant choice for a girl. Jason and Jordan Mewes have a daughter named Logan Lee.

Piper is a bright, musical name that entered the list in 1999, one year after the debut of the TV series Charmed, which featured a Piper, and it's been a consistent riser since. Piper Kerman is the memoirist whose prison experiences provided the basis for the hit Netflix series Orange is the New Black.