1770+ Boy Names Ending in O

The mute, horn-honking Marx Brother's real name was Adolph -- so Harpo represented a huge step up. Also, it's Oprah's production company (her name spelled backward).

A name best for pets.

A worldly and attractive choice for a child of any background. Two early New World explorers were Hernandos — de Soto and Cortés.

Variation of Kimo.

One of the coolest undiscovered international names, we love Roko for its simplicity, modern style, and freshness. It ranks among the top boy names in its native Croatia.

This dramatic Italian and Spanish variant of the Greek name Anastasius (masculine form of Anastasia) feels lighter and livelier than its five syllables would suggest.

A vireo is a small green bird with a song as melodic as this highly unusual name, but it does sound a touch viral.

Kabuto is a type of ancient Japanese warrior helmet. It is not a traditional Japanese baby name, rather, Kabuto has been used as a name in anime series including Naruto and Pokemon.

Hortensio was derived from the Ancient Roman cognomen Hortensius, as were the more familiar names Hortensia and Hortense.

A surname that could become a first, an alternate to the already-taken REGIS.