How Many People Are Named Rocio?
An estimated 13,085 people in the United States have the first name Rocio. It is predominantly female (96.9%). The average bearer is 33 years old, and Rocio peaked in popularity in 1991 with 480 births that year.
Below you will find a full statistical profile of Rocio as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Rocio paired with any surname.
Key Insights
- While Rocio is overwhelmingly female, 426 male births have been registered with this name since 1880.
Estimated Living Americans
13,085
About 1 in 26,194 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
96.9% confidence
Average Age
33
years old
Peak Year
1991
480 births
Total Registered
13,713
since 1880
Gender Distribution for Rocio
Rocio is predominantly female (96.9%), though 426 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Rocio as a male name
Ranked #8,942 in 2000
7 male births in 2000
Peak: 1991 (34 births)
Rocio as a female name
Ranked #2,681 in 2024
65 female births in 2024
Peak: 1992 (450 births)
Rocio: Popularity Over Time
SSA records for Rocio span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 1990s, when 4,029 babies were registered. Rocio has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Rocio by Decade
How has Rocio tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Rocio by State
Birth registrations for Rocio span all 28 states and territories in the SSA database. The highest counts are in California, Texas, Illinois. The lowest are in Wisconsin, South Carolina, Oklahoma. On average, about 412 Rocios were registered per state.
Rocio + Last Name Combinations
How many people share a full name with Rocio as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Rocio
Other first names starting with R with a similar number of bearers.
Rocio: Questions and Answers
How many people in the U.S. are named Rocio?
We estimate approximately 13,085 people named Rocio are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 26,194 Americans share this first name.
Is Rocio a common name?
Rocio is classified as "Uncommon" and is more popular than 98.1% of all first names in the SSA database. A total of 13,713 births have been registered with this name since 1880.
When was Rocio most popular?
Rocio reached peak popularity in 1991, when 480 babies were given this name. The average age of a living person named Rocio is approximately 33 years old, reflecting when the name was most commonly given.
Is Rocio a female name?
Rocio is predominantly female. 96.9% of people with this name are female. See the gender breakdown above for full details.
How many Rocio Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Rocio Smith, Rocio Johnson, Rocio Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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