If you don't want to limit yourself to one month of the year, this unique baby name offers the plus of the friendly nickname, Cal.

The thistle is the botanical emblem of Scotland and would make a good if unusual patriotic choice for people with Scottish heritage. One of the few flower names that could be worn by a boy with as much ease as a girl.

An evocative ancient word that's used as a first name in the New Testament, among other places. It's also the name of an eagle-shaped constellation.

Like Silver, Golden is a shimmering, metallic color name, similar enough to the likes of Arden, Eden, and Gwendolyn that it might not over dazzle. It could work as an unexpected route to the vintage nickname Goldie or a less floral alternative to Marigold.

Fortune is a middle name choice designed to generate good luck and prosperity.

Aerith Gainsborough is a lead character in the video game Final Fantasy. The name was invented by the developers as a translation for the character's original Japanese name Earisu.

Grey is the more common spelling in Britain and Australia. This color name has a softness and ambiguity which makes it equally lovely for a boy or a girl.

An extremely common Japanese name, especially among women.

A fun and confident choice, Holiday is a celebratory name, particularly associated with Thanksgiving, Christmas, Hannukah, and New Year, and with rest, leisure, and vacations more generally. Fitting for a winter baby, but totally sunny too, it comes from the Old English hāligdæg meaning "holy day" as it was originally used to mark religious festivals and celebrations.

A musical name that is undeniably cool, Rhythm may appeal to fans of Anthem, Lyric, Cadence, and Poem. First appearing in the US stats for girls in 2003 (having debuted for boys three years prior), Rhythm has been steadily and quietly gaining in popularity with around 90 babies given the name in a recent count. It has been leaning more feminine (60:40), but has leaned masculine in the past.

Maxwell may be thought of as one of the classic Scottish names for boys, but two celebrities have recently used Maxwell for their daughters - Jessica Simpson bestowed it upon her daughter, Maxwell Drew, in 2012, followed by Lindsay Sloane's daughter, also born in 2012, named Maxwell Lue. Sixty-six parents chose Maxwell for their little girls in 2017, but that's compared with over 3000 baby boys named Maxwell, so while this name is used for babies of both genders, it's not truly a unisex name.

Name of a major figure in Indigenous history, Quanah Parker, a Comanche chief who became a judge on the Court of Indian Affairs.

Newberry is a masculine name that originated as an English surname before transitioning to occasional first-name usage. The surname has topographic origins, combining 'new' with 'berry' or 'burgh' (meaning fortress or settlement), likely describing someone from a new settlement or a place with berry bushes. As a first name, Newberry carries a distinctive, nature-inspired quality with a subtle vintage charm. It follows the modern trend of adopting surnames as given names, similar to names like Finley or Sullivan. While quite rare as a first name, Newberry offers an uncommon option with straightforward pronunciation. The name might appeal to parents seeking something unique with connections to English heritage and subtle nature associations.

We've seen Haven take off as a nouveau girls' name; Harbor could follow in its wake.

This vivid reddish orange color name is an undiscovered possibility -- kind of a female equivalent of Cerulean for boys.

Weaver, which made an appearance as a first name on the U.S. Top 1000 in the late 19th century and then vanished, may rise again along with its occupational brethren, from already-popular choices such as Cooper and Parker to au courant ones like Archer to occupational hotties of the future, including Booker and Sayer.

This name from the Igbo language of Africa, which feels like the more-familiar Arabic Ahmad, might be an original and attractive choice.

Possible middle name inspiration. Has been used as a first by musical couple Sole and Ginuwine, and basketball star Allen Iverson.

If Banjo can be a name, why not Piano? Could be inspired by prize-winning architect Renzo Piano.

Azra is a perennial favorite Arabic name for girls in Turkey, Bosnia and Croatia. In the West, Azra could become a fresher take on Virginia or a more feminine spin on Ezra.