Boy Names Lists · Name Spellings, Initials and Sounds
Best Boy Names Ending in O
Across 19 pages
of 19
Milo
Latin and Old German
"soldier or merciful"
Milo is most commonly considered to be Germanic name derived from the Latin word miles , meaning "soldier." However, there is evidence to suggest it also may have independently spawned from the…
Arlo
Irish or English
"between two hills"
Quirky cool Arlo is now well and truly back. Last year it broke into the US Top 200 boy names and consistently ranks among the most popular boy names on Nameberry. Along with its Irish and English…
Emilio
Spanish and Italian variation of Emil
"rival"
Dashing and suave, with a hint of poetry and gentleness, Emilio is an appealing and international choice. A solid favorite in Italy, it is also on the rise in the US, France, Austria, and the UK.…
Diego
Spanish variation of James
"supplanter"
The energetic Diego is rising rapidly along with a lot of other authentically Spanish baby names that work perfectly well with surnames of any origin. Possibly a derivative of Santiago, Diego is a…
Nico
Italian diminutive of Nicholas, Greek
"people of victory"
Nico is one of the great nickname names, full of charm, energy and effortless cool -- a neo Nick. Nico is commonly heard in Italy -- as a short form of Niccolo -- and also in France, Belgium,…
Antonio
Spanish and Italian variation of Anthony
"from Antium"
Antonio is a Shakespearean favorite -- the Bard used it in no less than five of his plays, and has long been a ubiquitous classic in Spanish-speaking countries, where the nickname Tonio is also…
Otto
German
"wealthy"
Otto is cool again. Long a quintessential Old Man Name, Otto has been promoted to trending darling of adventurous baby namers. Like most German names , Otto fell out of favor during and after the two…
Shiloh
Hebrew
"tranquil"
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. Many people…
Romeo
Italian
"pilgrim to Rome, Roman"
It wasn't so long ago that Romeo was considered as outre for an American baby as Casanova or Cupid. But that really changed when David and Victoria Beckham chose it for their second son in 2002, a…
Angelo
Italian
"angel, messenger"
Old-school Italian name that could find new fans thanks to singer Adele, who chose it for her son after months of baby name mystery. Angelo is in the same name category as Rocco, the name of…