Julia was an ancient Roman imperial name given to females in the house of a Julius, as in Caesar. Its origin is shrouded in history, but possible roots include Latin iuvenis, meaning "youthful"; Greek ioulos, meaning "downy-bearded"; or Jovis, a form of Jupiter, which means "sky father".

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?"

Juliette, pronounced with the emphasis on the last syllable, adds a little something extra to Juliet. In the past years it has been rising up the chart.

Long common in Europe, the elegant and regal Juliana, also spelled with two n's, has invaded these shores, in tandem with the more classic Julia. Together with Julian, the name derives from Julius, a Roman family name. Its origin is shrouded in history, but possible roots include Latin iuvenis, meaning "youthfu"; Greek ioulos, meaning "downy-bearded"; or Jovis, a form of Jupiter, which means "sky father".

Probably due to its nursery rhyme association, Jill has the perpetual air of a rosy-cheeked tot -- even though it is one of the oldest names on the roster, a medieval variation on the Roman Julia. The pairing of Jack and Jill to connote a generic boy and girl goes back at least to the fifteenth century. But can knowing Jill's history keep it from sounding like a cute mid-twentieth century invention? There may be some possibility of Jill making it back up the hill.

Wildly popular in the 1960s and '70s, Julie is no longer anywhere near as stylish as the name's longer forms. Try Juliet, Juliana, or even the more grownup Julia.

Some may think that the girls have enough variations of the ancient Roman emperor's name Julius of their own – from Julia to Juliet to Julianne – without using the usually-male Julian too. But Julian actually has a long history of use as a unisex name, and was considerably more popular for girls than boys in Medieval England. A famous female bearer is Julian of Norwich, an important medieval mystic and theologian whose work Revelations of Divine Love is the first book in English known to have been written by a woman.

Gillian is a name that was in common usage in Great Britain until the 1970s, when it dropped out of the Top 100 and is yet to return. Until recently, it had not crossed the Atlantic in significant numbers, except in the short form Jill.

Together with Julian, the name Juliana/Julianna derives from Julius, a Roman family name. Its origin is shrouded by history, but possible roots include Latin iuvenis, meaning "youthfu"; Greek ioulos, meaning "downy-bearded"; or Jovis, a form of Jupiter, which means "sky father".

Italian names like Gianna, Giovanna, Ginevra, Giulia, and Giuliana are being used increasingly by trendy baby namers — whether they have Italian roots or not. The Gi standing in for the more conventional J at the beginning seems to automatically make a name more appealing to some, perhaps because it gets you to nickname Gigi.

An Italian version of an English classic beginning to be adopted by cutting-edge American parents, including Entourage's Debi Mazar.

This spelling of Jillian is now much more popular than the original, maybe because the G version invites pronunciation problems.

Fine in France, but here it means vegetables sliced into thin strips.

This variation on the Julia theme has stayed in play due to the popularity of Julianne Moore, though it now sits at the bottom of the US Top 1000.

Galsworthy used this for "The Forsyte Saga," but in modern real life Julian would work better.

Juliet and its French version Juliette have become more popular in the US in recent years, which means that more international variations are coming to light.

A Julian derivative, via Spanish conquistadors, that could be a more unusual yet still reasonable substitute for that current favorite.

A lovely and intriguing option among the girl names beginning with U.

An alternative international spelling of Julia.

As a Maori name, Kaui is a feminized form of Kauri, a type of native tree.