Riley—an upbeat, friendly surname name—is red hot for girls and still going strong for boys. If you haven't been spending much time around babies recently, you may be surprised to learn that Riley is the most popular girls' name starting with R and also the Number 1 Irish name for girls in the US.

Audrey is one of the girls' names that have been rising due to their connection to Old Hollywood glamour — in this case the eternally chic and radiant Audrey Hepburn. Audrey has another very different appeal as one of the elite group of girl names that mean strong, brave, or powerful.

Heidi became known — and popular — via the 1880 eponymous children's classic by Swiss writer Johanna Spyri and, despite decades of American Heidis of all sizes, shapes, and personalities, the name seems permanently tethered to that spunky little girl on the Alpine mountaintop in the book and Shirley Temple movie.

Carmen has long been associated with the sensuous, tragic heroine of Bizet's opera, based on a novel by Prosper Merimee; more recently it has called to mind two other bombshells: Carmen Miranda (born Maria) and Carmen Electra (born Tara), as well as the great jazz singer Carmen McRae. In the celebrity baby name world, this classic Spanish name for girls was used by Hilaria and Alec Baldwin for their oldest daughter.

Almost like a fusion between vintage Audrey, bubbly Ruby, and unisex Avery, Aubrey has been a popular choice for girls since the mid 2000’s.

Haunting biblical and Civil War place-name; now unisex—especially after the mega-high-profile Brangelina couple picked it for their daughter. It debuted in the Top 1000 for boys in 2015.

Originally an English surname, borrowed from the place name, Kendale, Kendall was given almost exclusively to boys until the 40s when it began to be used for a small number of girls each year. By the 80s, it was a gender-neutral choice, however, since the 1993 appearance of the character Kendall Hart in the soap opera All My Children, it has been leaning feminine.

Easter has been used as a name for several hundred years, as part of the day-naming tradition; now, this rarely heard holiday celebration name would make a novel choice for a springtime baby. Background:The early Anglo-Saxon monk and scholar Bede took the name of a goddess--Eostre-- whose feast was celebrated at the vernal equinox and gave it to the Christian festival of the resurrection of Christ.