Girl Names Starting With
791 names · 1,179,399 people in US
Showing top 200 of 791 girl names starting with O, sorted by popularity.
Girl names starting with the letter O represent a rich and diverse collection of female names drawn from many cultural traditions. Our database contains 791 distinct girl names beginning with O, collectively given to approximately 1,179,399 people in the United States.
Among the most beloved O girl names are Olivia, Opal, Olive, Olga, Ollie — with Olivia leading as the most popular, carried by approximately 553,664 Americans.
Each name in our directory links to a full statistics page showing gender breakdown, age distribution, state-by-state popularity, and historical trends. Click 📖 Meaning on any name to explore its etymology, origin, spiritual significance, and numerology.
The most popular girl names starting with O include Olivia, Opal, Olive. Olivia leads with approximately 553,664 people in the US.
There are approximately 791 distinct girl names starting with O in our database, with a combined US bearer count of 1,179,399.
Girl names starting with O come from many origins including Hebrew, Latin, Greek, Arabic, Germanic, and Celtic traditions. Each name's individual etymology can be found on its dedicated meaning page.
Popularity is based on aggregated US Social Security Administration records. Names are ranked by how many people have been given that name historically. Click any name to see its full trend chart and year-by-year breakdown.
Yes — each name card links to a full statistics page, and there's a dedicated Meaning button that takes you to detailed etymology, origin, spiritual significance, numerology, and cultural history for that name.
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