Nelly or Nellie is an adorable nickname name that can be short for a wide range of more formal appellations or that can stand on its own, and is typical of the vintage nickname genre that is growing in popularity. While Nelly can be used for several different names, from Helen to Eleanor to Cornelia, it has stood on its own for more than a century. It was one of the most popular names – spelled as Nellie – in the U.S. at the end of the 1800s.

The name of an area in northern Greece, known in the era of Homer's Odyssey as Aeolia, Thessaly makes a spirited and pretty place name. Reminiscent of Tessa, Rosalie, and Thea, the name likely derives from that of an ancient tribe, though the exact meaning isn't known.

Shelly is a feminine name that originated as a diminutive of Michelle or as a reference to seashells, giving it both personal and nature-inspired origins. Popular during the 1960s and 1970s in English-speaking countries, Shelly has a cheerful, friendly quality that made it a favorite during this period. The name evokes coastal imagery and has a naturally pleasant sound. While it can stand alone as a given name, Shelly continues to serve as a nickname for Michelle, Rochelle, or Shelby. Though its peak popularity has passed, Shelly maintains an unpretentious charm and familiarity. The name's association with seashells gives it a subtle nature connection that appeals to parents drawn to ocean themes.

This spelling variation of the popular girls' nickname ranks behind the more traditional form—Allie (Number 255). This spelling could be hurt by the word name ally, which bears a different pronunciation.

Milly and her more popular sister Millie are adorable Old Lady nickname-names springing back to life. Nearly 100 baby girls were named Milly, just Milly, last year, and Millie is in the US Top 500. Milly is the Molly of the new generation.

Appearing in the US Top 1000 and popular among Spanish speaking families, Arely may be one of two things: a twist on the Hebrew masculine name, Areli, or a shortened form of the Spanish Araceli.

The name of a French city famous for its fine lace. Another association: Chantilly cream – a sweetened whipped cream apparently invented there in the 17th century by a chef at the Château de Chantilly. The town probably takes is name from the Gallo-Roman personal name Cantilius, derived from a word for "white".

This name of the bright orange flower found in Asia has been used occasionally in English-speaking countries. A notable namesake is Tiger Lily, the Native American princess from Peter Pan. Read more about Tiger Lily and other Disney Princess Names in our featured blog.

A fantastical nature name that could just make a brilliant middle.

Mally actually has several possible derivations beyond being a medieval nickname, ala Molly, for Mary . It might be a diminutive of names like Mallory, derived from French meaning "unfortunate" or "unlucky," or as a nickname for Amalia, meaning "work" or "labor" in Germanic languages.

Lolly is a sweet and playful nickname, usually used for Laura or Charlotte, though other full names could be Dolores, Ololade, Lauren, Lorelei, Lorena, Elodie, Ottilie, Louella, Elora, Elowen, Olive and beyond. Also spelled as Lollie (which featured in the US Top 1000 in the late 19th century, Lolly is still occasionally given as a stand-alone name, with more than 50 girls receiving the name since the 2000s.

A cute Hebrew name also written as Orli.

Billy is an unexpectedly feminine usage of what is traditionally a masculine nickname for William. When used for girls, Billy typically represents a diminutive of feminine names like Wilhelmina, Billie Jean, or simply Billie. This gender-crossing usage became somewhat fashionable in the mid-20th century alongside other masculine-leaning nicknames for girls. The feminine use of Billy peaked in the 1930s-1950s in the United States, influenced by figures like Billie Holiday, though the spelling 'Billie' was always more common for females. The name conveys a tomboyish, vintage charm with its friendly, approachable sound. In contemporary usage, female Billys are quite rare, with parents more likely to choose the explicitly feminine spelling 'Billie' to differentiate from the masculine form.

Wally as a feminine name represents an uncommon usage of what is traditionally a masculine nickname. Typically, Wally serves as a diminutive of Walter (meaning 'ruler of the army') or Wallace ('Welshman' or 'foreigner'). For girls, it occasionally functions as a nickname for names like Wallis or Walburga. The feminine usage gained some recognition after American socialite Wallis Simpson, for whom King Edward VIII abdicated the British throne. The name has a casual, friendly quality with a somewhat vintage appeal. While never widely popular for girls, Wally offers a tomboyish option that contrasts with more traditionally feminine names. Its rarity as a feminine name makes it distinctive, appealing to parents seeking uncommon gender-neutral options with historical connections.

Sweet and vintage, Jilly is a nickname of Jillian or Jill, perhaps most notably borne by British romance author, Jilly Cooper. Rarely used as a standalone name, unlike its sound-alikes Milly and Tilly, Jilly could make a fun choice, though some might find it a bit too close to jelly.

Most things Jul-related – from the month of July to popular modern names Julia and Julian – originate with Roman emperor Julius Caesar, and the month name July is no exception. Fifteen girls and seven boys were named July in 2013, putting this month name into the class of gender neutral names.

A would-be up-and-comer if it wasn't for the spiked seltzer brand.

Slightly sing-song and very joyful, with a hint of Melody, a bit of Felicity, and a dash of Truly thrown in, Merrily was briefly popular in the 1940s.

Tully is an Irish surname just waiting to be adapted as a first. Cute and lively, and reminiscent of Tilly or Tali, it's got a long history and a range of possible meanings, depending on which root you use.