Names For Boys That Start With O

This is not an extensive list of ALL “O” names. This list also contains gender neutral names that would also be considered feminine or neutral. I hope this list may spark inspiration for you in your naming journey!


Image of a sunrise or sunset with a title that reads: Names for boys that start with O at www.adorednames.com

“O” is for osume and omazing! Well... maybe not, but it is an excellent letter to choose as a first for your little one’s name! 

Clearly many people love names beginning with this letter as year after year Oliver lands itself in the top ten boy's names in the United States and Australia. Find inspiration or the perfect name for your little one with our baby name lists.

For more lists and inspiration, head over to our Baby Names page

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O Names For Boys:

  • Oak

  • Oakland

  • Oaklee

  • Oaklen

  • Oakley

  • Obadiah

  • Obi

  • Ocean

  • October

  • Odin

  • Oliver

  • Ollie

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  • Olsen

  • Olson

  • Omar

  • Omari

  • Onyx

  • Oren

  • Ori

  • Orion

  • Orlando

  • Orville

  • Oscar

  • Osiris

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  • Oslo

  • Osman

  • Osmond

  • Osten

  • Oswald

  • Otis

  • Ottis

  • Otto

  • Owen

  • Oziah

  • Ozias

  • Ozzie

  • Ozzy

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List of names for boys that start with the letter O

I hope this list could bring some inspiration or confirmation to you on your naming journey. If you are still in need of name help, check out more name lists under Name Lists, follow along on Instagram at @adorednames.

Explore All Name Lists:

GIRL NAMES

Alphabetical:
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

USA Rankings:
Top 100 Girl Names
Top 50 Girl Names 2022 & 1922

Name Length:
Three Letters
Four Letters
Four-Syllables
One- Syllable

BOY NAMES

Alphabetical:
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

USA Rankings:
Top 100 Boy Names
Top 50 Boy Names 2022 & 1922

Name Length:
Four Letters
One-Syllable

Recent Lists:

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Names For Girls That Start With P

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Names For Girls That Start With O