Recorded 2007–2011 Girls' name Peak 2009 20 births

Lilyin — girls' name

20 babies named Lilyin in U.S. Social Security records since 2007, with the highest year being 2009. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s152010s5

The verdict

20 girls have been named Lilyin since 2007, peaking in the 2000s, last recorded in 2011.

20
total births
2007–2011
years on record
2000s
peak decade
75%
born in that decade
2000s
Peak decade

75% of everyone ever named Lilyin was born in this single decade.

2009
Single peak year

9 babies were named Lilyin in 2009 — its busiest year on record.

What the Data Says About Lilyin

The Social Security Administration has registered 20 babies named Lilyin between 2007 and 2011, spanning 5 consecutive years of U.S. birth records. As a girl's name, Lilyin currently falls outside the top 1,000 girls' names for 2011. The name reached its historical peak in 2009, when 9 babies received it in a single year.

Decade-level aggregation shows that Lilyin performed strongest in the 2000s, accumulating 15 births during that ten-year window. Across the 2 decades of recorded activity, Lilyin shows notable generational variation in parental adoption.

No etymological entry is currently available for Lilyin 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 20 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.

Lilyin at a glance

Last recorded 2011

Total births

20

Since 2007

5 years of records

Peak year

2009

9 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2011

Active since

2007

Recorded for 5 years

Last year on file: 2011

Lilyin popularity over time

Annual U.S. births registered with the Social Security Administration · 2011–2007

Last recorded 2011
Peak year (2009)
9
Annual births at peak — across 5 years of records
45678910 201120092007 6

Lilyin by decade

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

Peak: 2000s
Peak decade
2000s
15 births that decade — 75% of Lilyin's all-time total
2000s152010s5

Frequently Asked Questions

How popular is the name Lilyin?
20 babies have been named Lilyin since 2007. It was last recorded in 2011. The peak year was 2009 with 9 births.
When was Lilyin most popular?
Lilyin was most popular in the 2000s decade with 15 total births. The single peak year was 2009.
How long has the name Lilyin been used?
Lilyin has been recorded in Social Security data since 2007, spanning 5 years of data through 2011.
What names are similar to Lilyin?
Names with a similar sound or spelling include Lillian, Lily, Lillie, Lila, and 4 more. These share a common prefix and are also used for girls.

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, 2007–2011 (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.