Recorded 2000–2025 Unisex name Peak 2009 66 births

Thienan — boys' name

66 babies named Thienan in U.S. Social Security records since 2000, with the highest year being 2009. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s312010s242020s11

The verdict

66 boys have been named Thienan since 2000, peaking in the 2000s, last recorded in 2025.

66
total births
2000–2025
years on record
2000s
peak decade
47%
born in that decade
2000s
Peak decade

47% of everyone ever named Thienan was born in this single decade.

2009
Single peak year

8 babies were named Thienan in 2009 — its busiest year on record.

What the Data Says About Thienan

The Social Security Administration has registered 66 babies named Thienan between 2000 and 2025, spanning 26 consecutive years of U.S. birth records. As a boy's name, Thienan currently falls outside the top 1,000 boys' names for 2025. The name reached its historical peak in 2009, when 8 babies received it in a single year. Thienan is classified as unisex in SSA records: the opposite-sex variant accounts for 29 additional births since 2002.

Decade-level aggregation shows that Thienan performed strongest in the 2000s, accumulating 31 births during that ten-year window. Across the 3 decades of recorded activity, Thienan shows notable generational variation in parental adoption.

No etymological entry is currently available for Thienan 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 66 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.

Thienan at a glance

Last recorded 2025

Total births

66

Since 2000

26 years of records

Peak year

2009

8 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2025

Active since

2000

Recorded for 26 years

Last year on file: 2025

Thienan popularity over time — boys

Annual U.S. births registered with the Social Security Administration · 2025–2000

Last recorded 2025
Peak year (2009)
8
Annual births at peak — across 26 years of records
456789 20252022201720132012201020092008200620032000 5

Thienan popularity over time — girls

29 total births recorded since 2002 (Thienan as girls' name)

Unisex variant — 29 births
456789 2014200820062002 5

Thienan by decade

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

Peak: 2000s
Peak decade
2000s
31 births that decade — 47% of Thienan's all-time total
2000s312010s242020s11

Frequently Asked Questions

How popular is the name Thienan?
66 babies have been named Thienan since 2000. It was last recorded in 2025. The peak year was 2009 with 8 births.
When was Thienan most popular?
Thienan was most popular in the 2000s decade with 31 total births. The single peak year was 2009.
Is Thienan a unisex name?
Yes, Thienan is used for both boys and girls. As a boy's name it has 66 births, and as a girl's name it has 29 births.
How long has the name Thienan been used?
Thienan has been recorded in Social Security data since 2000, spanning 26 years of data through 2025.
What names are similar to Thienan?
Names with a similar sound or spelling include Thiago, Thien, Thierry, Thimothy, 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, 2000–2025 (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.