Omaira is an intriguing Middle Eastern possibility.

The memorable folk singer, an early single-name celeb, brought this into the spotlight. The French variation is Odette.

This grandpa-esque nickname, traditionally short for masculine names like Osmond, Oscar, or Oswald, is starting to get traction on its own, thanks to its cool, zippy sound. In the Top 1000 for boys in the UK and the US, it given to almost 550 American babies in 2024, 60 of them girl. And Jack Osbourne gave it celebrity cred when he named his newborn daughter Ozzy after his late dad.

Like many a popular name, Ornella is a theatrical creation. Italian playwright Gabriele d'Annunzio created this name for his dramatic heroine in the 1904 play La Figlia di Iorio. Ornella is a feminization of the orno or ornello, which is the Italian word for the Fraxinus Ornus, a type of tree which produces such sweet sap that it was compared to biblical manna.

While we don't see many parents adopting Otter as a name for their own babies, Zooey Deschanel put this one in the lexicon when she used it as a middle name for her adorably-named daughter Elsie Otter. Even in the celebrisphere, Otter is one of the most unique baby names we've heard.

Odie is a charming feminine name that often functions as a diminutive for names like Odette, Odelia, or Odessa, though it has also gained usage as an independent name. With Greek roots, it's related to 'ode,' suggesting a lyrical or poetic quality. The name gained some recognition through the lovable dog character in the 'Garfield' comic strip, giving it a playful, friendly association. Odie has a vintage feel reminiscent of the early 20th century when short, sweet nicknames were often used as given names. Its simplicity and cheerful sound make it appealing to parents seeking something unpretentious yet distinctive for their daughters.

Nabisco has never revealed the origins of their sandwich cookie brand name, but the prevailing theory is that it was derived from Oreodaphne, a genus in the laurel family.

A very distinctive musical choice, but be aware that many people will think you've named your child Oprah.

A bird name from the same Latin root as Aurelia, Oriole is extremely rare as a name: No babies were given the name in the US in 2022. But most people are aware of the Oriole bird, which makes this name uncommon yet possible.

An attractive name that's uncommon even in its native Finland. Onneli ja Anneli is a Finnish children's movie translated to English as Jill and Joy, although the names are unrelated.

Spanish and Romanian form of Ottilia or Odilia

This name, rich with meaning, is one of the more widely-used names in the Nigerian diaspora.