Popular Girl Names with O
Girl Names to Compare Starting with O
Girl Names Beginning with O
Compare 10 selected girl names beginning with O. Rank badges use 2025 United States birth data from the Social Security Administration. Names without a rank are not in that year’s published top 1,000; this does not measure rarity worldwide.
Popular O Names for Girls
Names in the 2025 United States top 100 include Olivia. Compare the official ranking with your own preferences for sound, spelling and meaning.
Finding the Perfect O Name
When selecting a girl name starting with O, consider how it sounds with your last name, its meaning and cultural heritage, and whether it offers charming nickname possibilities. Open a name to see the facts recorded in our database and save it to your shortlist. Meanings and cultural associations can vary; check important details with a source familiar with the language.