Recorded 2004–2019 Boys' name Peak 2007 63 births

Semajay — boys' name

63 babies named Semajay in U.S. Social Security records since 2004, with the highest year being 2007. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s392010s24
2000s
Peak decade

62% of everyone ever named Semajay was born in this single decade.

2007
Single peak year

12 babies were named Semajay in 2007 — its busiest year on record.

What the Data Says About Semajay

The Social Security Administration has registered 63 babies named Semajay between 2004 and 2019, spanning 16 consecutive years of U.S. birth records. As a boy's name, Semajay currently falls outside the top 1,000 boys' names for 2019. The name reached its historical peak in 2007, when 12 babies received it in a single year.

Decade-level aggregation shows that Semajay performed strongest in the 2000s, accumulating 39 births during that ten-year window. Across the 2 decades of recorded activity, Semajay shows notable generational variation in parental adoption.

No etymological entry is currently available for Semajay 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 63 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.

Semajay at a glance

Last recorded 2019

Total births

63

Since 2004

16 years of records

Peak year

2007

12 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2019

Active since

2004

Recorded for 16 years

Last year on file: 2019

Semajay popularity over time

Annual U.S. births registered with the Social Security Administration · 2019–2004

Last recorded 2019
Peak year (2007)
12
Annual births at peak — across 16 years of records
468101214 201920132012201120082007200620052004 5

Semajay by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 2000s
Peak decade
2000s
39 births that decade — 62% of Semajay's all-time total
2000s392010s24

Frequently Asked Questions

How popular is the name Semajay?
63 babies have been named Semajay since 2004. It was last recorded in 2019. The peak year was 2007 with 12 births.
When was Semajay most popular?
Semajay was most popular in the 2000s decade with 39 total births. The single peak year was 2007.
How long has the name Semajay been used?
Semajay has been recorded in Social Security data since 2004, spanning 16 years of data through 2019.
What names are similar to Semajay?
Names with a similar sound or spelling include Semaj, Semir, Sem, Semisi, and 4 more. These share a common prefix and are also used for boys.

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, 2004–2019 (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.