Boy names ending in O offer many intriguing options.
 
Mateo is the most popular boy name ending with O right now, though there are nearly 100 O-ending boy names among the US Top 1000. Along with Mateo, other boy names in the US Top 1000 include Leo, Santiago, Diego, Romeo, and Antonio.
 
And there are hundreds more unique names for boys that end with the letter O worthy of your consideration. These range from the biblical Jethro to the ancient Greek Cosmo to the cool, modern Rio and Po.
 
Here are all Nameberry’s boy names that end with the letter O. The top names below rank among the current US Top 1000 Baby Names and are ordered by popularity. Unique names rank below the Top 1000 and are listed alphabetically.

Names Ending in O for Boys

Ryoto

Raulio

Maximiano

Santigo

Ameriko

Anjelo

Fausteno

Roano

Homerico

Fabricio

Rufo

Jesus armando

Octavianno

The form of Kwaku commonly used by enslaved people in America and the Caribbean in the 18th and 19th centuries. Quaco was sometimes nicknamed or Anglicized as Jack, Jacco, or Jacky.

Quaco

Feliziano

Pompilio

Randolpho

Lorento

Niilo

Lorinzo

boy names ending in o

Baby boy Names ending in the letter O, with meanings, origins, and popularity, including top boy names that end in O such as Milo and Kylo along with unique O-ending names such as Quinto. (Page 80)

1770+ Boy Names Ending in O - Page 80

1770+ Boy Names Ending in O

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