Names Ending in O for Girls

<a href="https://nameberry.com/blog/numerical-names-one-to-ten-from-primo-to-decima">Number names</a> are on the rise — think Seven, Octavia, Billion — so it was only a matter of time before we started to borrow numerals from other languages. Cinco, the Spanish word for five, is a natural choice with its upbeat, bouncy rhythm and O ending. Cassie used it as the middle name for her daughter Sunny, born in 2021.

Cinco

Chao

Véro is a charming feminine name most commonly used as a familiar French nickname for Véronique, the French form of Veronica. The name Veronica itself has Latin and Greek origins, traditionally linked to the Latin phrase 'vera icon' meaning 'true image,' referring to Saint Veronica who, according to Christian tradition, wiped Jesus's face with her veil. In French-speaking regions, particularly Quebec and France, Véro is widely recognized and used as an affectionate shortened form. The accent mark gives it a distinctly French appearance and pronunciation guidance. As a standalone given name, Véro is less common but has been used increasingly in recent decades as parents gravitate toward shorter, more direct names. It carries a sophisticated European flair while remaining simple and accessible.

Véro

Charliejo

Charro

One of many lively and energetic Japanese names that deserve more attention.

Chieko

Chikamso

Contrary to popular belief, the name Kahlo has German origins, rather than Spanish. It derives from kahl, a German word meaning "bald." Mexican Artist Frida Kahlo was born to a German father, photographer Guillermo Kahlo. 
 
Kahlo is given to baby girls and boys in roughly equal numbers each year. It's a modern hero name — the names of virtually all baby Kahlos were inspired by Frida.

Kahlo

Chisato

Chiyeko

Chiyono

Chizuko

Klio is a distinctive feminine name derived from Clio, one of the nine Muses in Greek mythology. As the Muse of history, Clio represents the celebration and preservation of great accomplishments through written records. The alternate spelling with 'K' gives the name a more modern edge while maintaining its classical roots. Pronounced KLEE-oh, this short but melodic name carries significant cultural weight despite its brevity. While uncommon in mainstream usage, Klio appeals to parents drawn to mythology and classical references. The name conveys intellectual curiosity, artistic inspiration, and historical significance. Its rarity makes it distinctive, yet its straightforward pronunciation and connection to a well-known mythological figure keep it accessible and meaningful.

Klio

Chylo

Claudio

Cleao

Clero

Consuello

Chouko

A bright and musical Japanese name, usually interpreted as meaning "song child" or "child of melody", however, as with many Japanese names, alternative meanings are possible with different kanji. Options include: "melodious kite"; "child of poetry"; "folk ballad child"; "rumored daughter"; and "lover of the light giving daughter".
 
Notable bearers include medical doctor and inventor Utako Okamoto, figure skater Utako Wakamatsu, and educator and poet Utako Shimoda.

Utako

Girl names ending in O include a diverse range of style options.

Margo is one of the most 

 ending with O right now, and is the only O-ending girl name in the US Top 1000 (compared with nearly 100 O-ending names for boys!).



 ending with the letter O that are attracting attention include Calypso, Cleo, Coco, Halo, and Rio. Juno is a baby girl name that ends with o that is a Nameberry favorite, as is Indigo.

Here are all Nameberry’s girl names that end with the letter O, ordered by their current popularity on Nameberry. 

Girl names ending in the letter O such as Margo and Juno, with meanings, origins, and popularity (Page 22)

Girl Names Ending in O