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300 BEST Baby Boy Names that Start with O

Written by Louise McCamily
15th May 2024
Category: Baby Names / Boy Names /

Welcome to our blog! If you’ve arrived here, it’s likely that you’re in search of baby boy names starting with the letter O. Well, you’re in luck because you’ve found the perfect spot to discover just that!

In this article, you will explore the best baby boy names that start with O, Powerful baby boy names that start with O, Funny baby boy names that start with O, Beautiful baby boy names that start with O, Cute baby boy names that start with O, and Unique baby boy names that start with O.

We have lots of articles for names and nicknames. You can find one here: nicknames for Gabriel.

Looking for male names starting with different letters of the alphabet? We also have articles on baby boy names that start with N and baby boy names that start with M.

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BEST Boy Names that Start with O

BEST Boy Names that Start with O

  1. Oliver
  2. Owen
  3. Oscar
  4. Oliverio
  5. Orion
  6. Omar
  7. Oakley
  8. Otto
  9. Odin
  10. Ollie
  11. Orlando
  12. Octavian
  13. Osias
  14. Oren
  15. Orson
  16. Odell
  17. Oskar
  18. Ozias
  19. Obadiah
  20. Omari
  21. Ozzy
  22. Osvaldo
  23. Oisin
  24. Orville
  25. Orrin
  26. Odis
  27. Osmund
  28. Orenthal
  29. Obed
  30. Osmond
  31. Othello
  32. Osiris
  33. Orin
  34. Ovid
  35. Orlan
  36. Oziel
  37. Oran
  38. Orson
  39. Otho
  40. Osman
  41. Olen
  42. Odie
  43. Orian
  44. Omer
  45. Olaf
  46. Odhran
  47. Orville
  48. Osbourne
  49. Orval
  50. Oswin

Powerful Boy Names that start with O

  1. Odin
  2. Octavius
  3. Osiris
  4. Oliver
  5. Orion
  6. Othello
  7. Oswald
  8. Oskar
  9. Oberon
  10. Orson
  11. Onyx
  12. Orlando
  13. Obadiah
  14. Omar
  15. Otto
  16. Osmond
  17. Oakley
  18. Orin
  19. Osbert
  20. Ogden
  21. Oren
  22. Orrin
  23. Odysseus
  24. Odion
  25. Orville
  26. Ovid
  27. Osman
  28. Ogilvy
  29. Ormond
  30. Othniel
  31. Orpheus
  32. Oran
  33. Olander
  34. Osbert
  35. Olaf
  36. Orlin
  37. Orvin
  38. Orestes
  39. Oris
  40. Oisin
  41. Osvaldo
  42. Obed
  43. Osiris
  44. Octavian
  45. Osmond
  46. Orlan
  47. Omari
  48. Orval
  49. Orso
  50. Odhran

Funny Boy Names that Start with O

Funny Boy Names that Start with O

  1. Oliver Twist
  2. Ollie Gator
  3. Ozzie Raptor
  4. Obi Wan Kenobi
  5. Otisaurus Rex
  6. Omelette
  7. Oodles
  8. Oreo Cookie
  9. Octo-bob
  10. Olaf the Goof
  11. Okey Dokey
  12. Outrageous Owen
  13. Ollie Doodle
  14. Ozzy Whirlwind
  15. Oddball
  16. Oinker
  17. Oliver Oops
  18. Oopsy-Daisy
  19. Octo-pie
  20. Onion Ring
  21. Orange Peel
  22. Overboard
  23. Oddly Unique
  24. Olly Jolly
  25. Oodles of Fun
  26. Orville Cornpop
  27. Oglethorpe
  28. Olaf the Silly
  29. Olive Oil
  30. Oggy Poggy
  31. Oh-So-Funny
  32. Ollie the Giggler
  33. Oscar the Prankster
  34. Old Sport
  35. Omelette Du Fromage
  36. Outlandish
  37. Over-the-Top
  38. Oddly Hilarious
  39. Oompa Loompa
  40. Overly Quirky
  41. Olly Wobbles
  42. Oddest Duck
  43. Otis the Comedian
  44. Olly the Noodle
  45. Oopsie-Daisy
  46. Olaf the Chuckler
  47. Ozone
  48. Olly Dolly
  49. Oddball Oliver
  50. Outrageously Funny

Beautiful Boy Names that start with O

  1. Oscar
  2. Orion
  3. Omar
  4. Otto
  5. Oakley
  6. Oliverio
  7. Odysseus
  8. Othello
  9. Osias
  10. Oren
  11. Orson
  12. Odell
  13. Oskar
  14. Orville
  15. Omari
  16. Osmond
  17. Oisin
  18. Olin
  19. Octavio
  20. Orin
  21. Omer
  22. Osvaldo
  23. Obed
  24. Osman
  25. Obadiah
  26. Onyx
  27. Osiris
  28. Oleander
  29. Olivier
  30. Orlando
  31. Orinoco
  32. Octavian
  33. Osmund
  34. Orland
  35. Oziel
  36. Othniel
  37. Orien
  38. Osbert
  39. Orsino
  40. Orpheus
  41. Oleksandr
  42. Orly
  43. Orestes
  44. Ocean
  45. Odyssey
  46. Orel
  47. Ormond
  48. Orell
  49. Orionel
  50. Orville

Cute Baby Boy Names that Start with O

Cute Baby Boy Names that Start with O

  1. Owen
  2. Oscar
  3. Ollie
  4. Oakley
  5. Orlando
  6. Otto
  7. Oli
  8. Ozzy
  9. Omari
  10. Otis
  11. Odie
  12. Orson
  13. Odin
  14. Ozias
  15. Orin
  16. Oliverio
  17. Oak
  18. Ocean
  19. Oren
  20. Onyx
  21. Orion
  22. Oden
  23. Oz
  24. Oskar
  25. Odis
  26. Osian
  27. Osher
  28. Osmund
  29. Orian
  30. Osric
  31. Orlan
  32. Ovid
  33. Odell
  34. Osborn
  35. Ossian
  36. Ossie
  37. Orly
  38. Oran
  39. Osborne
  40. Oryn
  41. Osias
  42. Oris
  43. Olaf
  44. Oziel
  45. Odhran
  46. Orvin
  47. Olan
  48. Oleg
  49. Orval
  50. Orest

Unique Baby Boy Names that Start with O

  1. Osiris
  2. Orion
  3. Oakley
  4. Orenthal
  5. Oberon
  6. Othello
  7. Odysseus
  8. Ollivander
  9. Osmond
  10. Octavius
  11. Obadiah
  12. Onyx
  13. Orpheus
  14. Oceanus
  15. Orson
  16. Orinoco
  17. Othniel
  18. Osias
  19. Orville
  20. Oisin
  21. Ozymandias
  22. Osias
  23. Ozias
  24. Omariel
  25. Ovid
  26. Octavian
  27. Olam
  28. Orlandus
  29. Osric
  30. Okeanos
  31. Ogden
  32. Ossian
  33. Omri
  34. Oleg
  35. Osher
  36. Oisin
  37. Oris
  38. Othman
  39. Olander
  40. Osbourne
  41. Orlo
  42. Odis
  43. Orell
  44. Olney
  45. Orel
  46. Orlen
  47. Orvid
  48. Osmar
  49. Ozzie
  50. Omran
authorpic

Louise is a valuable contributor to our blog, with many years of experience in the parenting niche. She specialises in crafting well-researched articles on fertility, pregnancy, and baby care, often collaborating with experts. With a solid background in baby name research and guidance, she is dedicated to providing trustworthy and insightful content, making her an essential resource for parents navigating their journey.


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