Explore
Filter Names
Gender
A-Z
Origin
Theme
Filter Names

Boy Names That Start With O

For baby boy names that start with the letter O, we’ve got hundreds of outstanding options—from Odin to Owen.

Owen

There's just something about Owen that sounds sweet and likeable. Another vintage name that's now back in vogue, Owen is... Read more about Owen

Oliver

Brought to England by the Normans, the name Oliver has origins in the French name Olivier and dates back to the time of Charlemagne... Read more about Oliver

Oscar

English: God''s spear

Irish: Deer friend

Read more about Oscar

Omar

Arabic: Life or thriving, long-living

Read more about Omar

Otis

German: Wealthy; derivation of Otto

Read more about Otis

Orlando

From the Shakespearean play As You Like It Read more about Orlando

Odin

Norse: A chief deity of Norse mythology, Odin is the god of war and death, poetry and culture.

Read more about Odin

Oz

English Origin

Hebrew: Powerful, courageous

Read more about Oz

Otto

German: Wealthy; a modern form of Odo used in numerous countries

Swedish Origin

Read more about Otto

Obadiah

Hebrew: Servant of God; a minor Old Testament prophet

Read more about Obadiah

Oswald

From the Shakespearean play King Lear Read more about Oswald

Olaf

Danish Origin

Norse Origin

Read more about Olaf

Orton

English: From the shore settlement or town; a surname

Read more about Orton

Oriel

Russian: Eagle.

Slavic: Eagle.

Read more about Oriel

Odell

English: Of the valley, or an old English place name and surname meaning woad hill; Woad is an Old World plant formerly grown for...

Irish Origin

Read more about Odell

Orville

English Origin

French: Gold town

Read more about Orville

Oren

Gaelic: Pale-skinned

Hebrew: Pine tree

Read more about Oren

Oswin

English: God''s friend

Read more about Oswin

Osmond

English: Divine protector

Scandinavian Origin

Read more about Osmond

Omarr

African: Thriving, long life (Swahili)

Read more about Omarr

Ommar

Arabic: Spelling variation of Omar

Read more about Ommar

Odgar

Welsh: Legendary son of Aedd

Read more about Odgar

Odhran

Irish: Little pale green one

Read more about Odhran

Odilo

Teutonic: Rich in battle

Read more about Odilo

Odion

African: First child of the twins

Egyptian: Born of twins

Read more about Odion