Sadie started as a nickname for Sarah, but their images couldn't be more disparate. Where Sarah is serious and sweet, Sadie is full of sass and fun.

Seraphina is one of the most-searched name on Nameberry, destined for even greater popularity. The highest-ranking angels, the six-winged seraphim, inspired the lovely name Seraphina.

Simon is pure and simple (not in the nursery rhyme sense), and an appealingly genuine Old and New Testament name that's not overused. These factors make Simon a stylish yet classic choice.

Samuel has been so popular for so long that it's hard to believe it's still climbing, at its highest point since the 1890s.

Although Susan had her heyday from the thirties to the sixties, and is now common among moms and new grandmas, and though most modern parents would prefer Susanna/Susannah, we have spotted some flickers of interest in a revival. It still retains a certain black-eyed-Susan freshness.

Cool meets Born Again meets Brad and Angelina, who made Shiloh an instant star when they chose it for their daughter. While Shiloh has risen from obscurity thanks to its celebrity baby use, it hasn't become a star the way brother names Maddox and Pax have. It entered the Top 1000 in 2007, one year after the birth of Ms. Jolie-Pitt.

The long-neglected name of Adam and Eve's third son after Cain and Abel, Seth is appreciated for its gentle, understated presence -- and strong middle-name potential. It reached a high of Number 63 in the year 2000.

Sarah was derived from the Hebrew word sarah, meaning "princess." Sarah is an Old Testament name — she was the wife of Abraham and mother of Isaac. According to the Book of Genesis, Sarah was originally called Sarai, but had her name changed by God to the more auspicious Sarah when she was 90 years old.

The name is derived from the term commonly used in the Book of Psalms, which has a many Hebrew scholars in confusion over its meaning. Given its context in the Bible, Selah is likely to mean "to praise" or "pause and reflect upon what has just been said." Lauryn Hill used this name for her daughter. It is the last word in Anita Diamant's novel The Red Tent.

The origins of Samantha are not entirely clear, although it is commonly thought to be a feminization of Samuel with the suffix derived from the Greek anthos, meaning "flower." Samantha has been in English-speaking use since the eighteenth century, particularly in the American South, and drew attention via Grace Kelly's Tracy Samantha Lord character in High Society, featuring the song "I love you, Samantha."

Solomon, a name that evokes wisdom and peace, is an Old Testament name that, along with other patriarchal classics, is finally beginning to shed its long white beard and step from the pages of the Old Testament into modern nurseries.

Haunting biblical and Civil War place-name; now unisex—especially after the mega-high-profile Brangelina couple picked it for their daughter. It debuted in the Top 1000 for boys in 2015.

Susannah is by far the most stylish form of the classic name now that Susan and Suzanne have retired. Susannah has biblical and musical pedigrees, is impervious to trends, and has an irresistible, flowing rhythm. It can be spelled just as properly with or without the final 'h.'

Seraphine is the Gallic version of the angelic name Seraphina. But while Seraphina has been rising rapidly since Jennifer Garner and Ben Affleck chose it for their second daughter, Seraphine has been largely ignored, though we believe the French vowel-sound ending will soon be more stylish than the a-endings that have predominated in girls' names for years.

Shai, pronounced like shy, might morph to rhyme with may among native English speakers. This simple and attractive name is sometimes confused with or anglicized as Shay or even the Irish Shea.

Sara, the streamlined form of Sarah, makes this ancient name feel more modern, but perhaps a bit lighter weight.

With the prevailing popularity of Samuel, some parents are considering this more (literally) powerful biblical name, which shares the desirable nickname of Sam.

A soft and interesting Hebrew name long popular in France, where it has ranked in the Top 400 since 1986 (as Salomé). Ex-ER star Alex Kingston named her daughter Salome Violetta.

Alluring and lovely — and much more distinctive now than Samantha or Tamara. Samara is a city in western Russia, a winged seed like the whirlygigs that fall from maple trees, as well as a bona fide first name that could make a more unusual update on Samantha or Mara. It can also be a variant spelling of the Arabic name Samira or Sameera.

Gentle yet rugged, cool but well established, Shay is straightforward and memorable. An anglicized spelling of the Irish Shea ("dauntless, fine, good" "hawk") and the Hebrew Shai ("gift"), Shay appeared in the Top 100 in Ireland and the Top 400 in England and Wales in a recent year.