Girl Names Ending in O

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.

Neo, indeed--though it was a male character in "The Matrix."

Cheeky nickname better left off the birth certificate.

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

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.

Milagro is a feminine name of Spanish origin meaning 'miracle.' This beautiful name carries profound spiritual significance in Hispanic culture, often given to children whose births were considered miraculous or particularly blessed. Milagro is also associated with religious miracles in Catholic tradition. While relatively uncommon in the United States, the name maintains steady popularity in Spanish-speaking countries and communities. Its melodic quality and meaningful background make it a powerful choice for parents seeking a name with depth and cultural significance. The name's four syllables create a rhythmic, flowing sound that embodies its celebratory essence. Milagro may also be chosen to honor Hispanic heritage or express gratitude for a child seen as a blessing.

New Zealand writer Ngaio (born Edith Ngaio) Marsh is the best-known bearer of this Maori nature name, properly pronounced ng (like the end of sing) -EYE-oh. It is the name of a tree indigenous to New Zealand, also called the Mousehole Tree.

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

This popular Japanese name has many various meanings (bright, clear, autumn), depending on the combination of kanji used to spell it. The final element is the character ko, meaning "child", which features in many Japanese feminine names. Akiko is one of the best unique names for autumn babies.

Xalwo is the name of a Somali dessert made out of sugar, ghee, cornstarch, and spices. It is cognates with "halva," which is derived from an Arabic root meaning "sweet." Unlike halva, Xalwo is occasionally used as a given name.

Commonly borne by Gen X women in Japan.

A fast rising city name and on trend for boys, Kairo has unisex potential too. Similar in sound to Kaia, Kyra, Skyla and Kai, Kairo was chosen by DJ Zinhle and later rapper, AKA, for their daughter, Kairo Forbes. Given to nearly 50 baby girls in recent years, it may well catch on in the future.

Not as familiar as some other Asian imports; has a strong unisex feel.

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

High-Scrabble-scoring name used by rap couple Lil Scrappy and Adi "Bambi" Benson in 2020. If it has anything to do with xylophones, it comes from a Greek root meaning "wood".

Raiko is a feminine name with Japanese origins, meaning 'thunder child' or 'lightning child.' It combines 'rai' (thunder/lightning) and 'ko,' a common suffix for girls' names meaning 'child.' In some Finnish and Estonian contexts, Raiko may appear as a variant of Raiko (male form), derived from Raymond, meaning 'wise protector.' Though relatively uncommon in Western countries, it has gained modest appreciation for its distinctive sound and powerful meaning. Raiko offers a cross-cultural appeal with its concise yet melodic quality, making it increasingly attractive to parents seeking unique names with natural elements and strength connotations.

Lo is a Top 100 name in Sweden, but the Lou spelling is more user-friendly for an English-speaking child.

Clotho is one of the three Fates of Greek Mythology. She and her sisters determined life from birth to death—Clotho spun the thread of life. Her Roman name is Nona because she was active during the ninth month of pregnancy.

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.