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

Selistino

Paublo

Curro

Cisqo

Eberardo

Premo

Dazzling Japanese name featured in the 2021 reboot of Gossip Girl as the given name of Aki Menzies.

Akeno

Rigo

Ryoto

Egberto

Raulio

Calestino

Jamario

Leon and related names like Leonardo and Leonidas are hot right now, but somehow this member of the family remains rare.

Leoncio

Conrao

Cristino

Simão

Cesareo

Tammo

Stanko

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 89)

1770+ Boy Names Ending in O - Page 89

1770+ Boy Names Ending in O

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