US rank #3952 Unisex name Peak 2024 227 births

Zai — #3952 US boys' name

227 babies named Zai in U.S. Social Security records since 2004, with the highest year being 2024. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s102010s982020s119
#3952
of 14,243 boys in use

More common than 72% of names given to boys today.

2020s
Peak decade

52% of everyone ever named Zai was born in this single decade.

2024
Single peak year

28 babies were named Zai in 2024 — its busiest year on record.

What the Data Says About Zai

The Social Security Administration has registered 227 babies named Zai between 2004 and 2024, spanning 21 consecutive years of U.S. birth records. As a boy's name, Zai currently holds the #3952 rank among boys for 2024. The name reached its historical peak in 2024, when 28 babies received it in a single year. Zai is classified as unisex in SSA records: the opposite-sex variant accounts for 65 additional births since 2001.

Decade-level aggregation shows that Zai performed strongest in the 2020s, accumulating 119 births during that ten-year window. Across the 3 decades of recorded activity, Zai shows a stable profile with only moderate drift from its peak decade. Geographically, the name is most concentrated in Texas, which accounts for 6 births — the largest state-level total in the dataset — followed by California and Florida. In total, SSA state-level files list Zai in 3 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Zai 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 227 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.

Zai at a glance

Outside the top 1,000

Total births

227

Since 2004

21 years of records

Peak year

2024

28 births that year

Strongest decade: 2020s

Current rank

#3,952

Among boys

As of 2024

Active since

2004

Recorded for 21 years

Last year on file: 2024

Zai popularity over time — boys

Annual U.S. births registered with the Social Security Administration · 2024–2004

Outside the top 1,000
Peak year (2024)
28
Annual births at peak — across 21 years of records
0102030 2024202120182015201220092004 5

Zai popularity over time — girls

65 total births recorded since 2001 (Zai as girls' name)

Unisex variant — 65 births
456789 20232022202120202018201720162014201220102001 5

Zai by decade

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

Peak: 2020s
Peak decade
2020s
119 births that decade — 52% of Zai's all-time total
2000s102010s982020s119

Zai by state

Where Zai concentrates geographically — total births since 2004

Geographically diffuse
Top 3 states by recorded births for the name Zai
Rank State Visual share Births Share of total
#1 Texas
6 2.6%
#2 California
5 2.2%
#3 Florida
5 2.2%
Texas share of Zai's total US births 2.6%
Even split

6 of 227 births nationwide. Compared to a flat distribution across 3 reporting states.

Frequently Asked Questions

How popular is the name Zai?
227 babies have been named Zai since 2004. It currently ranks #3952 among boys. The peak year was 2024 with 28 births.
When was Zai most popular?
Zai was most popular in the 2020s decade with 119 total births. The single peak year was 2024.
Where is Zai most popular?
The top states for the name Zai are Texas (6 births), California (5 births), Florida (5 births).
Is Zai a unisex name?
Yes, Zai is used for both boys and girls. As a boy's name it has 227 births, and as a girl's name it has 65 births.
How long has the name Zai been used?
Zai has been recorded in Social Security data since 2004, spanning 21 years of data through 2024.
What names are similar to Zai?
Names with a similar sound or spelling include Zaiden, Zain, Zaire, Zaid, 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, 2004–2024 (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.