Recorded 1975–2017 Unisex name Peak 1984 1,040 births

Thao — unisex name

1,040 babies named Thao in U.S. Social Security records since 1975, with the highest year being 1984. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1970s621980s4241990s3752000s1312010s48
1980s
Peak decade

41% of everyone ever named Thao was born in this single decade.

1984
Single peak year

58 babies were named Thao in 1984 — its busiest year on record.

What the Data Says About Thao

The Social Security Administration has registered 1,040 babies named Thao between 1975 and 2017, spanning 43 consecutive years of U.S. birth records. As a girl's name, Thao currently falls outside the top 1,000 girls' names for 2017. The name reached its historical peak in 1984, when 58 babies received it in a single year. Thao is classified as unisex in SSA records: the opposite-sex variant accounts for 192 additional births since 1979.

Decade-level aggregation shows that Thao performed strongest in the 1980s, accumulating 424 births during that ten-year window. Across the 5 decades of recorded activity, Thao shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 289 births — the largest state-level total in the dataset — followed by Texas and Louisiana. In total, SSA state-level files list Thao in 5 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Thao 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 1,040 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.

Thao at a glance

Last recorded 2017

Total births

1,040

Since 1975

43 years of records

Peak year

1984

58 births that year

Strongest decade: 1980s

Current rank

Unranked

Outside the modern top-1,000

As of 2017

Active since

1975

Recorded for 43 years

Last year on file: 2017

Thao popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 2017–1975

Last recorded 2017
Peak year (1984)
58
Annual births at peak — across 43 years of records
020406080 20172010200419981992198619801975 6

Thao popularity over time — boys

192 total births recorded since 1979 (Thao as boys' name)

Unisex variant — 192 births
05101520 19991995199219891986198319801979 6

Thao by decade

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

Peak: 1980s
Peak decade
1980s
424 births that decade — 41% of Thao's all-time total
1970s621980s4241990s3752000s1312010s48

Thao by state

Where Thao concentrates geographically — total births since 1975

Regionally concentrated
Top 5 states by recorded births for the name Thao
Rank State Visual share Births Share of total
#1 California
289 27.8%
#2 Texas
101 9.7%
#3 Louisiana
27 2.6%
#4 Colorado
5 0.5%
#5 Washington
5 0.5%
California share of Thao's total US births 27.8%
Even split

289 of 1,040 births nationwide. Compared to a flat distribution across 5 reporting states.

Frequently Asked Questions

How popular is the name Thao?
1,040 babies have been named Thao since 1975. It was last recorded in 2017. The peak year was 1984 with 58 births.
When was Thao most popular?
Thao was most popular in the 1980s decade with 424 total births. The single peak year was 1984.
Where is Thao most popular?
The top states for the name Thao are California (289 births), Texas (101 births), Louisiana (27 births).
Is Thao a unisex name?
Yes, Thao is used for both boys and girls. As a girl's name it has 1,040 births, and as a boy's name it has 192 births.
How long has the name Thao been used?
Thao has been recorded in Social Security data since 1975, spanning 43 years of data through 2017.
What names are similar to Thao?
Names with a similar sound or spelling include Thalia, Thais, Thania, Thanh, 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, 1975–2017 (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.