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The perfect name is out there — we're here to help you find it.

American unisex names starting with O bring together a distinct cultural heritage and a satisfying first letter. Whether you're drawn to American tradition or simply love how O names sound, these names all carry authentic roots.

American Unisex names starting with O

  • 32 American unisex names begin with O
  • All names include full etymology from American naming tradition
  • American names are known for their distinct cultural identity and staying power
  • Current popularity rankings help you choose between the classic and the rising

American Unisex Names Starting With O

32 unisex names of American origin beginning with O

#153
American↑ Rising
from the oak meadow
#307
American↑ Rising
A gemstone; a type of quartz
#446
American↑ Rising
derived from 'oak' referring to the oak tree, symbolizing strength and endurance
#516
American
shepherdess
#566
American
Derived from O'Neill, meaning 'descendant of Niall.'; A feminine name that may signify uniqueness or individuality.
#609
American↑ Rising
Referring to the vast bodies of salt water, symbolizing depth and tranquility.
#636
American
Wealthy
#681
American
light, my light
#724
American
Typically considered a diminutive of names like Otis, meaning 'wealth'.
#726
American
Black drink
#763
American
A variant of Olive; symbol of peace.
#771
American
God's gift
#785
American
A feminine form of the name 'Odin', meaning 'to be inspired' or relating to inspiration.
#978
American
A diminutive form of names like Ophelia or a surname.
#1048
American
from the Ozarks
#1069
American
Derived from 'Ordeal', symbolizing a significant journey, trial, or experience.
#1100
American
Wealth
#1192
American
A diminutive form of the name 'Oswald' or 'Osmond'.
#1211
American
A form of Ordelle, which may mean 'a keeper of secrets'.
#1215
American
Derived from 'okay', also used to represent a person from Oklahoma.
#1361
American
golden
#1375
American↑ Rising
A diminutive form of names like Oswald, meaning 'divine power'.
#1527
American
Wealthy
#1729
American
Woad hill or from the hill near the woad
#1871
American
Old English
#1890
American
derived from 'Olivia', often used as a diminutive.
#4080
American↑ Rising
The name Onyxx is a modern variant of 'Onyx', which is a gemstone.
#7166
American↑ Rising
a variant of Oceana
#7169
American↑ Rising
all, everywhere
#7611
American
From the oak tree land
#7612
American↑ Rising
meadow near oak trees
American
Blessing

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