Girl Names Ending in O

Boo may have started out as a nickname for the male character Arthur "Boo" Radley in To Kill A Mockingbird and these days may be closely associated with another male Boo, the "world's cutest dog" or with the adorable little girl in Monsters, Inc.

Niko was used for 20 baby girls in the US last year, and twin sister Nico for another 30 -- though that's still far fewer than the 2600 baby boys who were given one of those two names.

Sachiko was one of the first Japanese names familiar to Americans when it was used in the 1950s by actress Shirley Maclaine for her daughter, called the adorable short form Sachi. While Sachiko does not rank on the US Social Security baby names list, Sachi was given to 25 girls in the most recent year counted.

A simple, importable Japanese name that is used for both males and females and carries a multitude of meanings depending on which character is used to denote it. While most westerners pronounced it rye-oh, its real pronunciation is closer to ree-uh. A similar male name, Ryu, means "dragon."

Victoria's Secret model Devon Windsor welcomed a daughter named Enzo Elodie Barbara in 2021. It hasn't yet inspired many parents to use Enzo for their baby girls — there were only 6 in 2022 — but we could see this becoming as unisex as Ezra someday.

One of the most familiar and attractive Japanese names, though rarely heard outside that culture.

Kinoko Komori is a character in the anime series My Hero Academia. Appropriately, one of her primary interests is mushrooms.

Popular choice for female anime characters.

Kyoto is a Japanese city name not yet on the map for babies, but why not?

Sprightly and engaging nickname for human, full name for pet. Author Jojo Moyes and dancer/singer Jojo Sliwa have propelled the name into the public eye.

A striking French and Spanish short form of Veronica or Véronique.

Mango is one fruit name best left untasted, unless you're naming a cat or looking for a nickname for a name like Manuela or even Margaret.

A bit masculine in feel.

A popular Japanese name used for the young heroine of the animated film, "Spirited Away."

Strong Japanese unisex choice. Dragons are a symbol of power in Japan.

A modern Greek form of the mythological name Hero, or a Japanese name meaning "color." Iro is also a name in Finnish mythology, derived from Irina and Irene. Iro was the mother of the three main gods of Finnish legend.

Flo is an antiquated nickname not often used these days, possibly because "Aunt Flo" is a euphemism for a period.

This extremely unusual homonym of Leo might prove both confusing and intriguing. The Welsh double L fascinates English speakers.

Meaning "implacable; unceasing", Alecto is the name of one of the three Furies in Greek mythology: deities of the Underworld who were responsible for punishing the crimes of humanity. J. K. Rowling used the name for a Death Eater, Alecto Carrow, in the "Harry Potter" series.

Yinuo is a Chinese female name meaning "promise." It is part of an idiomatic expression "Yinuo Qianjin" (一诺千金), which means "one promise; one thousand gold" or "keep your word." This Chinese name has the advantage of being relatively easy to pronounce for non-Chinese speakers. People called Yinuo include Yinuo Mu, principle harpist in the Melbourne Symphony Orchestra and Yinuo Chen, a Chinese actress who starred in Empresses in the Palace.