Oliver is an international star, ranking near the top of the charts throughout the English-speaking world and in a host of European and Latin American countries, from Norway to Chile, Slovenia to Switzerland. Why? Because Oliver is energetic and good-natured, stylish but classic, with a meaning symbolizing peace and fruitfulness.

Keira is an attractive girls’ name that's gotten a huge boost from the meteoric rise of Keira Knightley. Original spelling Kiera, which relates more directly to the male Kieran, was the more popular form until the rise of Keira Knightley reversed the order. Both are Anglicized versions of the Irish Ciara.

As trendy as the chic Colorado ski resort, with a hint of whimsy from the shimmering trees, Aspen has been climbing the charts for boys since the early 90s. While it has always been more popular for girls, it could work for a boy too.

Zion has taken off in recent years, particularly after singer Lauryn Hill used it for her son back in 1997 and incorporated the name into a hit song. It combines a user-friendly Ryan-Brian sound with the gravitas of religious significance and has that cool, on-trend Z initial. The Hebrew pronunciation is 'tzeeyon', though among English speakers, it will likely be said as ZY-on.

Kenna is the Scottish version of Kendra, both of which are feminine versions of Kenneth. Used in the TV show Reign for one of the supporting characters.