Rocko — #7883 US boys' name
273 babies named Rocko in U.S. Social Security records since 1975, with the highest year being 2014. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
More common than 45% of names given to boys today.
51% of everyone ever named Rocko was born in this single decade.
22 babies were named Rocko in 2014 — its busiest year on record.
What the Data Says About Rocko
The Social Security Administration has registered 273 babies named Rocko between 1975 and 2024, spanning 50 consecutive years of U.S. birth records. As a boy's name, Rocko currently holds the #7883 rank among boys for 2024. The name reached its historical peak in 2014, when 22 babies received it in a single year.
Decade-level aggregation shows that Rocko performed strongest in the 2010s, accumulating 139 births during that ten-year window. Across the 4 decades of recorded activity, Rocko shows notable generational variation in parental adoption. Geographically, the name is most concentrated in California, which accounts for 16 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Rocko in 1 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Rocko in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 273 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.
Rocko at a glance
Outside the top 1,000Peak year
Current rank
Active since
Rocko popularity over time
Annual U.S. births registered with the Social Security Administration · 2024–1975
- Peak year (2014)
- 22
- Annual births at peak — across 50 years of records
Currently ranks #7883 among boys.
273 total births across 50 years of SSA records. Peaked in 2014 with 22 births in a single year.
Rocko by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 2010s
- 139 births that decade — 51% of Rocko's all-time total
Rocko decade highlights
- Peak decade 139 births
- Runner-up 78 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
2010s was Rocko's strongest decade
139 babies received the name during that ten-year window — about 51% of all-time use.
Rocko by state
Where Rocko concentrates geographically — total births since 1975
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 16 | 5.9% |
16 of 273 births nationwide.
Top 5 states
- California 5.9% of nationwide
Recorded in 1 of 51 SSA jurisdictions
California accounts for 5.9% of all recorded births nationwide — a relatively diffuse profile for this name.
Frequently Asked Questions
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Data Sources
Data as of 2024. Source: U.S. Social Security Administration (SSA).
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1975–2024 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.
State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.