How Many People Are Named Rocklin?
An estimated 129 people in the United States have the first name Rocklin. It is predominantly male (96.5%). The average bearer is 26 years old, and Rocklin peaked in popularity in 2020 with 16 births that year.
Below you will find a full statistical profile of Rocklin 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 Rocklin paired with any surname.
Estimated Living Americans
129
About 1 in 2,657,010 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
96.5% confidence
Average Age
26
years old
Peak Year
2020
16 births
Total Registered
141
since 1880
Gender Distribution for Rocklin
Rocklin is predominantly male (96.5%), though 5 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Rocklin as a male name
Ranked #13,752 in 2023
5 male births in 2023
Peak: 2020 (16 births)
Rocklin as a female name
Ranked #17,269 in 2022
5 female births in 2022
Peak: 2022 (5 births)
Rocklin: Popularity Over Time
SSA records for Rocklin span from the 1950s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2020s, when 40 babies were registered. Rocklin remains highly popular today, with recent registration numbers near its historical peak.
Rocklin by Decade
How has Rocklin 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.
Rocklin by State
Rocklin + Last Name Combinations
How many people share a full name with Rocklin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Rocklin
Other first names starting with R with a similar number of bearers.
Rocklin: Questions and Answers
How many people in the U.S. are named Rocklin?
We estimate approximately 129 people named Rocklin 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 2,657,010 Americans share this first name.
Is Rocklin a common name?
Rocklin is classified as "Very Rare" and is more popular than 68.2% of all first names in the SSA database. A total of 141 births have been registered with this name since 1880.
When was Rocklin most popular?
Rocklin reached peak popularity in 2020, when 16 babies were given this name. The average age of a living person named Rocklin is approximately 26 years old, reflecting when the name was most commonly given.
Is Rocklin a male name?
Rocklin is predominantly male. 96.5% of people with this name are male. See the gender breakdown above for full details.
How many Rocklin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Rocklin Smith, Rocklin Johnson, Rocklin 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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