Kieran is a boys' name that could cross over, as an update of outmoded Karen or a variation on trendy Kiera (or Keira or Kyra). Keren Ann is an Israeli-born singer. The proportion of babies named Kieran who are girls is less than ten percent, but is slowly growing. Kieran had an increase in use for girls in 2022.

Keeley is well-used in modern Ireland, also found as Keely and Keela. The boys' form is Keelan. Largely unknown in the US, this could make an interesting update for Kelly or Kaylie or Kylie. A famous bearer is actress Keeley Hawes.

One-time overnight success name, thanks to Hannah Montana actress and singer Miley Cyrus, Miley fell just as quickly from her peak of Number 127 in 2008 as the star entered her rebellious era.

Kenna is the Scottish version of Kendra, both of which are feminine versions of Kenneth. Used in the TV show Reign for one of the supporting characters.

A rare and refined Irish place name (Cinn Mhara) turned baby name, belonging to a picturesque harbor town. As a given name, it has received occasional use especially amongst the upper classes in Britain. Lady Kinvara Balfour is an English playwright and novelist.

Presidential name that makes a fresh substitute for MacKenzie or McKenna. Possible spelling variations include MacKinley, MacKinlee, Makinleigh ad almost infinitum. McKinley is one of the Scottish names for girls that can work equally well for boys.

Kinsey enjoyed popularity blip thanks to similarity to Lindsay, and because of Sue Grafton's alphabet mysteries heroine, Kinsey Millhone. Now, Kinsley has become more popular than Kinsey, perhaps because it's more distinct from Mackenzie offshoot, Kenzie.

Part Ashley, part Ainsley, part Annie, Ansley featured in the US Top 1000 from the late '90s until 2020. It peaked in 2011 when it nearly reached the Top 600, but has declined in recent years.

New York socialite and reality TV star Tinsley Mortimer introduced this name to the mainstream. Following her Gossip Girl cameo in 2008 and the airing of her own show, High Society in 2010, this once obscure choice began to climb the charts. It debuted in the US Top 1000 in 2016 and though 2023 saw it drop from the charts, it is still given to around 250 girls each year.

Kia is a sweet, simple name that is now, unfortunately, associated with a Korean car label. Better today: Nia, Thea, or Keira.

An unusual, energetic surname choice that would make a good Madison alternative. Madigan was a typical police detective series of the 1970s, starring Richard Widmark.

Connelly is a rollicking and rare example of the popular surname genre that may work even better for girls. A huge update on Colleen.

A unisex surname now seeing some use for girls, as it fits right in with such trendy crossover girls' names as Everly. Ellery and Emery, and others with the popular ly/leigh/lea ending

Kinza might sound or look like a modern choice, inspired by Kenzie and Kinzley, however, it is a variation of the Arabic Kanza and Kenza with the appealing meaning "treasure". It was one of the fastest rising names in the UK in 2023.

A combination name and an English surname, Brynley has trendy sounds, nature-related meanings, and has a double dose of the cool letter Y. Despite this, it is less popular than its Top 1000 counterparts, Brinley, Brynlee, and Brynleigh, and given to around 170 girls each year. Actress Brynley Stent is a notable bearer, as are fitness influencer Brynley Joyner and Instagram star and dancer, Brynley Arnold.

Kiley is one of the more reasonable of the Kylie variations, which also include Kilea, Kilee, Kileigh, Kili, Kilie, Kylee, Kyley, Kyli, ad infinitum. Despite its similarity to the popular Riley, the high ranking Kylie will ensure that this choice comes with spelling confusion. For our part, we'd rather people stuck with the original Kylie, especially seeing as that is a Noongar Aboriginal word.

Sisley may look like a modern coinage, building on the fashionable -ley ending, but it's actually a medieval English variant of Cicely or Cecily, which in turn is a variation of Cecilia. Also found as an English surname, from the same root.

Zayley -- which may also be styled Zaylee or Zaylie or Zalie, among other spellings -- is a member of the squad of names that include Bailey, Hayley, and Kaylee and is always welcoming new members.

Linley is one of the trendy new girls' names created from two popular halves, Lin and Ley. All names Ley ending are popular right now, with Oakley, Bexley, and Riley picking up where Ashley left off. Nearly 100 baby girls were named Linley in one recent year, so it's closing in on the Top 1000.

Smart and preppy, but with plenty of heart, Hartley is a surname style name that could work as an alternative to the popular Harley, Harlowe, Harper, and Hadley. Quietly used for boys throughout the 20th century, Hartley took off for girls in 2010 after both Sugar Ray singer Mark McGrath and baseball player Matt Cain used the name for their daughters.