Mabel is cuddly Victorian favorite rising in popularity in the US, after a 50-year nap If you love offbeat old-fashioned names like Violet or Josephine, only sassier and bubblier, Mabel is one for you to consider. It is currently in the US Top 200 and the UK Top 50.

Josephine, with its large measure of class and character and a gently offbeat quality, has been on a gentle uphill climb in the US for over 30 years, now ranking in the Top 100. With an intriguing number of vivacious nicknames, from Jo to Josie to Fifi to Posy, Josephine is a Nameberry favorite.

Juniper is a fresh-feeling nature name -- it's a small evergreen shrub -- with lots of energy. A new favorite of fashionable parents, Juniper joins such other tree and shrub names as Hazel, Acacia, and Willow.

Sebastian is an ancient martyr's name turned literary, and Little Mermaid hero—think Sebastian the Crab—that's more popular than ever, as a classic-yet-unconventional compatriot for fellow British favorites T Theodore and Oliver.

Wren, a lilting songbird name, could be the next Robin. Wren entered the Top 1000 for the first time in 2012 and is among the new wave of popular English names for girls.

With a touch of celestial power, a hint of clunky charm, and the totally cool -o ending, Cosmo may well be finally shaking itself free of both the Seinfeld association (which made it a punchline of a joke) and the cartoon fairy association from The Fairly OddParents. In fact, it is in the Top 1000 in the UK and a favorite on Nameberry.

Effortlessly stylish, with plenty of sweetness and strength, Valentina feels like a fresh alternative to Valerie, Victoria, or Vanessa, even if it does now rank ahead of them in the US charts. Popular across the globe, from Chile to Czechia, Belgium to Uruguay, Slovenia to Australia, it's a well-established choice that hasn't lost its flair.

A strong Greek name with pan-European charm, Petra is a relatively recent feminization of Peter, though it relates back to an incredible ancient city in Jordan that was rediscovered in the early nineteenth century.

Jaunty and dapper, Rafferty is one of the most engaging of the Irish surnames, used by Jude Law and Sadie Frost for their son in 1996. Derived from the Irish, O'Raighbheartaigh, it means "(spring) flood tide", though some sources relate it to the Old Irish rath meaning "abundance" and "prosperity."

Theodora is one of the most revival-worthy of the charmingly old-fashioned Victorian valentine names, softly evocative but still substantial, as is the reversed-syllable Dorothea.

Indigo is one of the most appealing and evocative of the new generation of color names. Color names have joined flower and jewel names -- in a big way -- and Indigo, a deep blue-purple dye from plants native to India, is particularly striking for both girls and boys. Indigo is the name of a character in the Ntozake Shange novel Sassafrass, Cypress & Indigo, and was used for his daughter by Lou Diamond Phillips.

Coco came to prominence as the nickname of the legendary French designer Chanel (born Gabrielle) and has lately become a starbaby favorite, initially chosen by Courteney Cox for her daughter Coco Riley in 2004. At first it was the kind of name that the press loves to ridicule, but we predict Coco's heading for more broad acceptance and even popularity.

Digby is a place-name in Lincolnshire turned surname turned quirky first name that is starting to get some attention. In fact, it ranked in the UK Top 1000 in a recent year where it fits in with the likes of Barnaby, Rupert, and Wilbur.

Zebedee is an adorable and unusual New Testament name--which may sound like but is not a contradiction in terms. Unlike some of the longer biblical Z-names, Zebedee has a more lighthearted usability, with its gleeful ee-ending. And Zeb makes a fabulous nickname.

Gwyneth Paltrow and Chris Martin's choice of this white-bearded Old Testament name helped bring it into the modern age, along with brethren Elijah, Isaiah and Isaac. User-friendly nicknames include Moe and Mose.

Subtle but clear unisex way to signal peace, especially in middle place.

Lettice is still occasionally heard in upper-class British families, but we fear it would cause too much salad-green teasing to be considered in the U.S. Calling your little Lettice Lettie could help make the name more user-friendly, or go all the way to the original Letitia.

Aquilla appears in the New Testament. The name carries powerful symbolism through its association with eagles, conveying qualities of strength, vision, and nobility. Despite its classical origins, Aquilla remains quite rare as a given name, offering distinction while still having historical precedent. The name has a commanding presence with its unusual letter combination and strong sound. For parents seeking a name with both gravitas and uncommon status, Aquilla provides a meaningful option with rich symbolic connections to one of the most majestic birds in cultural traditions.