Begins or Ends with O

Waldo

German, pet form of names such as Waldemar

"to rule"

Its jaunty o-ending makes this name more appealing than most of its Germanic brothers, and we hope we're beyond the constant response to his name being "Where's Waldo?" The weighty reputation of…

Winslow

English

"friend's hill"

Winston meets Marlow in this surname-style choice, blending old-fashioned charm and a hint of stuffiness with a bit of modern edge and breeziness too. Borne by the distinguished American landscape…

Woodrow

English

"row of houses by a wood"

Aside from President Wilson (born Thomas), most Woodrows, including Herman, Guthrie, and Harrelson, have chosen to be known as Woody, which says it all.

Zacheo

Italian variation of Zachary

Zacheo is an Italian last name that is occasionally seen as a first name. Also used in Brazil (where it can be pronounced Za-shey-o), it could prove a little-known (to English speakers) alternative…

Zeferino

Portuguese

"west wind"

Portuguese form of Zephyrinus, deriving from the name of the Greek god of the west wind, Zephyr. Saint Zephyrinus was a 3rd-century pope.

Zesiro

Luganda

"older of twins"

Unusual and attractive name, might be worth considering if you're expecting twins.

Zo

Zo is a concise masculine name with multiple cultural origins. In Greek, it relates to "life" (from zoe), while in some African cultures, particularly Madagascar, it can mean "ancestor" or carry…

Karo

Finnish diminutive of Karl, Scandinavian

"free man"

A pet form of Karl, the form of Carl used throughout Scandinavia.

Kato

African, Uganda

"second of twins"

Kato gained a lot of attention during the O. J. Simpson trial via witness Kato Kaelin (born Brian). It is also the name of a fictional character in "The Green Hornet." Spelled Cato, it has a lot more…

Cato

Latin

"all-knowing"

Cato conjures up images of ancient Roman statesmen and southern antebellum retainers; it could have revival potential, with its 'O' ending and the current interest in the names of Greek and Roman…