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Best Boy Names Ending in O

Boy names ending in the letter O have been fashionable for a couple of decades now, with many of the most popular choices zooming to the top of the list.

The best boy names ending in O include selections from those top names as well as unique O-ending names. The Top O-ending boy name in the US right now is the Spanish Mateo. Along with Mateo, other boy names ending in O in the US Top 500 include Leo, Santiago, Milo, and Theo.

Unique boy names ending in O that make our best list include Anselmo, Benno, Caio, and Laszlo.

Of course, O is the usual ending for boys' names in Italy, Spain, and other Latinate countries. O-ending boys' names popular internationally include choices from those lands as well as boys' names with other origins that carry the O ending.

We've included a few fashionable names here that don't technically end in O but in the O sound.

If you want to explore beyond our Best List, see our master list of nearly 1800 boy names ending in o.

Dawson

Meaning: son of David

Origin:English
655
Deacon

Meaning: messenger, servant

Origin:Greek
613
Drake

Meaning: dragon; or, male duck

Origin:English word name
625
Dexter

Meaning: dyer, right-handed

Origin:Latin
367
Drew

Meaning: strong and manly

Origin:Diminutive of Andrew
1296
Drew

Meaning: strong and manly

Origin:Diminutive of Andrew
423
Dove

Meaning: dove, a bird

Origin:Color and nature name
2736
Dove

Meaning: dove, a bird

Origin:Nature name
643
Dakota

Meaning: friendly one

Origin:Place-name; Sioux
1926
Dakota

Meaning: friendly one

Origin:Native American tribe and place name; Sioux
1112
Dream Dream is a name with Latin origins and the m...
Origin:Word name
1211
Decima

Meaning: tenth

Origin:Latin
2536
Delta

Meaning: letter or island

Origin:Greek
1238
Diablo

Meaning: devil

Origin:Spanish
4459
Diablo

Meaning: devil

Origin:Spanish
3448
Dharma

Meaning: truth

Origin:Sanskrit
6088
Denali

Meaning: the great one

Origin:Place-name and Native American
4007
Denali

Meaning: the great one

Origin:Place-name and Native American
6538
Delphinia Delphinia is a four-syllable name with nine ...
Origin:Latin
5151
Dolly

Meaning: gift of God

Origin:English, diminutive of Dorothy
680