Popular throughout Northern and Eastern Europe, particularly in countries like Sweden, Norway, Russia, and Germany, Sonja has a rich cultural heritage. The name gained international recognition through figures like Sonja Henie, the Norwegian Olympic figure skating champion.

Marlene Dietrich made it famous when she condensed her first two names, Maria and Magdalena. Now more often pronounced with two syllables rather than three.

Hard as it might be to believe, Gladys was the Harper of 1900, emerging almost out of nowhere to take the naming world by storm. It became a favorite among parents — and writers of romantic Edwardian novels, seen as alluring and unusual. One impetus was the 1870 Ouida novel Puck, whose heroine was the idealized beauty, Gladys Gerant.

This Slavic form of the Norse name Helga is a classic in many Slavic countries, including Russia and Poland, where it currently ranks within the Top 100 girl names. It has historically ranked among the most popular names in countries including Ukraine, Latvia, Spain, France, Serbia, Greece, the US, and many more. Olga is a common name even in Scandinavian countries, such as Sweden and Norway, despite Helga being a more traditional choice. Olha is the uniquely Ukrainian variation.

Unlike its somewhat formal Swiss city namesake, this is a lively and appealing place-name that also has a real history as a female name.

The name Jo still evokes the spunky image of the character in Louisa May Alcott's Little Women. Its literary status makes Jo one of the OG boyish nicknames for girls, ala Frankie, Billie, and Stevie. If you like that form, you can lengthen it to Joey.

First the heroine of Sir Walter Scott's 1822 novel The Pirate, then a glamorous 1940s debutante, then the troubled twin on Beverly Hills 90210, and now fading in favor of more modern Brenna, Briana, and Bryn. Much more likely to be worn by a mother or grandmother these days. The song "Brenda's Got a Baby" was late rap megastar Tupac's debut single.

Annette is a French diminutive of Ann which was among the first wave of widely-used girls' names from France, now neglected for so long that it's almost starting to feel stylish again.

Dinah is a charming, underused Old Testament name with a rich literary and musical resume. In the Old Testament, Dinah was the beautiful daughter of Jacob and Leah and while some conflate her with the Biblical Adinah, they are in fact different figures.

A modern(ish) invented name, only in widespread use since the 20th century. It is a combination of the English word darling and the popular midcentury suffix -lene. It was recently used on a character in the BBC comedy-crime drama, Death in Paradise.

Midcentury Irish-American favorite, never used in Ireland itself, being the generic word for "girl"; rarely given today.

Both Karla and Carla are sliding down the ranks, though Karla remains far more popular in the USA than Carla.

Kay, a cigarette-smoking, nightclubbing name of the 1930's, could be ready for a comeback along with cousins May/Mae and Ray/Rae.

One of the glamour girl names of the Rita Hayworth 1940s, Rita was once a Top 50 name and stayed on the SSA list until 2002.

While Charlotte and Caroline are considered stylish and classic members of the Charles family, this Germanic form peaked in the US at Number 76 in 1965. It fell out of favor in the 2010s, but recent years have seen it re-enter the Top 1000.

Amy was a 1970s favorite, and French spelling Aimee peaked in the same decade. Today, about 1500 baby girls are still named Amy every year in the US, versus about 150 named Aimee.

True Blood may be the reason that variation Rosalyn has retained some popularity while the original Rosalind still languishes. Moderately popular in the middle of the last century, Rosalyn may deserve its revival but we still prefer the more classic Rosalind.

To those who remember, Rhoda is still reminiscent of the brassy Bronx 1970s sitcom Rhoda Morgenstern. But Rhoda has a much longer history--it is a name that can be found in the New Testament as a servant girl in the house of Mary, mother of John. Later, Rhoda appeared in the novel Vanity Fair and the Shaw play Man and Superman.

A sweet name with many cross-cultural ties: it's an equivalent of Jane in languages including Czech, Slovak, Dutch, German, Slovene, Catalan, Estonian, and Latvian.

Shirley Temple almost single-handedly lifted the gloom of the Great Depression, and in tribute (and perhaps wishing for a similarly curly-headed, dimpled darling of their own), thousands of parents of that generation gave their little girls her name. In 1935, Shirley was the second most popular girls' name in the country with more than 42,000 babies named Shirley.