Name Spellings, Initials and Sounds
Unique Baby Names That End in O
Across 8 pages
of 8
Horatio
English variation of Latin Horatius
"hour, time"
Like Horace, Horatio is a variation on the Latin Horatius, but its Shakespearean and optimistic Horatio Alger pedigree makes it an attractive up-and-comer, especially with its cool final o. A modern…
Callisto
Greek mythology
"most beautiful"
Best known as one of the moons of Jupiter, Callisto was a nymph coveted by Zeus who was turned into a bear by Hera, becoming the Great Bear (Ursa Major) constellation.
Calypso
Greek
"she who hides"
Melodic, rhythmic, and poetic in sound, Calypso is a name with connections to music, mythology, space, and pop culture. A distinctive was to nickname Callie or even Pip, it has that charming -o…
Thallo
Greek
"bringer of blossoms"
Thallo, the Greek goddess of spring, buds, and blooms has a decidedly less flowery name than her Roman counterpart, Flora. Thallo is one of the Horae in Greek mythology: goddesses associated with the…
Cato
Latin
"all-knowing"
Cato conjures up images of ancient Roman statesmen and southern antebellum retainers; it could have revival potential, with its 'O' ending and the current interest in the names of Greek and Roman…
Ludo
German
"famous"
This cool and quirky short form of the suave Ludovic could be an even-more-adventurous spin on Nico and Hugo.
Margalo
Greek variation of Margaret
"pearl"
Margalo could make an intriguing spin on Margaret, with Margo as a nickname. The name appears in E. B. White's Stuart Little — as a bird. Margalo Gilmore (born Margaret) was a well-known British-born…
Timo
Norwegian, Finnish, German, and Dutch variation of Timothy
"honoring God"
Popular in its own right in Germany and definitely makes a more intriguing and grownup short form of the classic Timothy than Timmy or even Tim.
Ugo
Italian variation of Hugh, Igbo
"mind, intellect; eagle"
Ugo is a familiar choice in Italy and France, where it is used as variation of Hugh or Hugo, but also in Nigeria, where it means "eagle" in Igbo.
Augusto
Spanish, Portuguese, and Italian variation of Augustus, Latin
"majestic, venerable"
With the current craze for ancient Roman names, variations of the Latin Augustus with its majestic meaning are becoming more popular in many cultures. Month name August, also drawn from the original…
Coco
Spanish and French pet name
Coco came to prominence as the nickname of the legendary French designer Chanel (born Gabrielle) and has lately become a starbaby favorite, initially chosen by Courteney Cox for her daughter Coco…
Galileo
Italian
"from Galilee"
The name of the great Renaissance astronomer and mathematician, Galileo would make a distinctive hero-name for the son of parents involved in those fields. Deriving from Latin and Hebrew, it refers…
Pascoe
Cornish variation of Pascal
"Easter"
Pascoe was popular in medieval times and is definitely deserving of revival, especially for a child born in the Easter season. Other spellings are Pasco and Pascow.
Xurxo
Galician
"farmer"
The Galician form of George; an extravagant option for lovers of the letter X.
Garbo
Italian nickname
"polite, kind"
Patricia Arquette and Nicole Richie named their daughters Harlow, so why not consider this other great early screen icon?
Draco
Greek from Latin
"dragon"
For as long as we all shall live, Harry Potter's sneering nemesis.
Bo
Norse nickname
"to live"
This tiny but punchy name has multiple origins. It stands strong alone, but could be short for numerous names including Bonnie and Bodhi. In Mandarin Chinese, Bo means "wave".
Ivalo
Greenlandic
"thread, sinew"
This is a Greenlandic girls' name made royal when Prince Frederik and Princess Mary - now King and Queen - named their twin daughter Josephine Sophia Ivalo Mathilda.
Faro
Italian word name
"lighthouse"
Names ending with O are popular, but this one is almost unheard-of. Faro has the advantages of being easy to spell and pronounce (unless it's confused with Pharaoh), and a bright meaning. Ultimately…
Fidelio
Fidelio is a masculine name with Latin origins stemming from 'fidelis,' meaning 'faithful' or 'loyal.' The name gained cultural recognition through Beethoven's only opera, 'Fidelio,' which tells a…