Liam is the top boys' name in the US, holding the Number One spot for the past eight years and also ranking as one of the most popular boys' names around the western world.

Olivia, a lovely Shakespearean name with an admirable balance of strength and femininity, is the Number 1 name for baby girls in the US and one of the top girls' names around the world.

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.

The goddess name Aurora has consistently been on the US popularity list since the nineteenth century, but has really taken off in the past 30 years. Aurora also enjoys remarkable international popularity, ranking in the Top 100 throughout the English-speaking world as well as in Italy, Spain, Norway, Switzerland, and several other European and Latin American countries.

The quirky, offbeat and energetic botanical name Ivy is enjoying a deserved revival, propelled even higher by its choice by high-profile parents Beyonce and Jay-Z for daughter Blue Ivy. Ivy is also traditionally used at Christmas, make this one of the perfect names for December babies.

Caleb is an attractive Old Testament name that has been in the US Top 100 for nearly three decades now. Consistently popular but never too popular, Caleb feels more like a classic than a momentary trend.

Joshua, a Top 10 name from 1983 until 2010, has dropped out of the Top 50 but manages to present a relaxed, attractive image, with a bit of the Old West mixed in with its biblical persona.

Claire, luminous, simple, and strong, is one of those special names that is familiar yet distinctive, feminine but not frilly, combining historical depth with a modern edge. And though Claire is enjoying revived popularity, it will never be seen as trendy. Claire is also a great middle name choice.

Though it sounds modern, Brielle is, among other things, a traditional Cajun contraction of Gabrielle, and the name of a historic seaport in the Western Netherlands, also known as Brill. Today, it is used more widely as a nickname for Gabrielle and as a stand-alone name that fits in easily with Isabelle, Briana, and Brinley. In a recent year, it appeared in the US Top 200, ranking above the longer form and used nearly four times as often.

Isabel derived from Elizabeth in southwest Europe during the Middle Ages. It was originally written as Elisabel, but the first syllable was dropped as it spread across the continent. In Spain and Portugal, Isabel and Elizabeth are considered to be variations of the same name, but they are treated as separate names in other European countries and the US.

Lucille is a name that had long been overpowered by its link to Lucille Ball, with an image of tangerine-colored hair, big, round eyes, and a tendency to stage daffy and desperate stunts. But with the newfound craze for double-L names like Lily and Lila, Lulu and Luna, and as the choice of Lucille by hipster parents Maya Rudolph and Paul Thomas Anderson, Lucille is breaking free from its old clownish image, moving rapidly up the charts over the past decade after a long nap.

One of the most romantic names, the lovely and stylish Juliet seems finally to have shaken off her limiting link to Romeo. In Shakespeare's play, it was Juliet who said "What's in a name?"

Adelaide is now heading straight uphill on the coattails of such newly popular sisters as Ava, Ada, and Audrey, and in the company of Adeline and Amelia. It was chosen by actress Katherine Heigl for the name of her second daughter.

Aurelia is an ancient Roman name that's become a surprise hit in the contemporary world. A top favorite on Nameberry, it reentered the US Top 1000 in 2014 after a 70-year absence and continues to climb.

Maggie is a cute, earthy short form that has been in style for several decades now, still sometimes used as an independent name by such parents as Jon Stewart. First used in Scotland, it got a large bump in popularity via the 1971 Rod Stewart hit song "Maggie May." Today's Maggie might just as well be short for a more adventurous name such as Magdalena or Magnolia as for the classic Margaret.

Maggie Gyllenhaal was born Margaret.

Thanks to its dashing Anglo-Irish image — due partly to Colins Firth and Farrell — and its C-initialed two-syllable sound, Colin and its cousin Collin have enjoyed a long run of popularity, reaching as high as Number 84 in 2004.

Adeline in all its forms, including Adelyn, is rocketing up the list, but we do prefer the original to the variations. Or you might consider varying it yet further to Adelia, Adele, or Adelaide. Or lengthen it to Madeline/Madelyn.

The lovely Lorelei, a name from old German legend, was a beautiful Rhine River seductress whose haunting voice led sailors to hazardous rocks that would cause them to be shipwrecked. And this siren image clung to the name for ages.

While theoretically unisex, this surname name has been edging up the girls’ names list, perhaps originally as an Ashley substitute. One quality in Ainsley's favor: It's remained steadily popular -- but not TOO popular -- for more than 20 years now, ranking consistently around Number 400. That makes it stylish and familiar without showing up everywhere.

Thanks to its dashing British image and c-initialed two-syllable sound, Colin/Collin has enjoyed a long run of popularity.