Recorded 2002–2016 Unisex name Peak 2002 65 births

Zi — boys' name

65 babies named Zi in U.S. Social Security records since 2002, with the highest year being 2002. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s412010s24
2000s
Peak decade

63% of everyone ever named Zi was born in this single decade.

2002
Single peak year

10 babies were named Zi in 2002 — its busiest year on record.

What the Data Says About Zi

The Social Security Administration has registered 65 babies named Zi between 2002 and 2016, spanning 15 consecutive years of U.S. birth records. As a boy's name, Zi currently falls outside the top 1,000 boys' names for 2016. The name reached its historical peak in 2002, when 10 babies received it in a single year. Zi is classified as unisex in SSA records: the opposite-sex variant accounts for 62 additional births since 2001.

Decade-level aggregation shows that Zi performed strongest in the 2000s, accumulating 41 births during that ten-year window. Across the 2 decades of recorded activity, Zi shows notable generational variation in parental adoption. Geographically, the name is most concentrated in New York, which accounts for 19 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Zi in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Zi 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 65 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.

Zi at a glance

Last recorded 2016

Total births

65

Since 2002

15 years of records

Peak year

2002

10 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2016

Active since

2002

Recorded for 15 years

Last year on file: 2016

Zi popularity over time — boys

Annual U.S. births registered with the Social Security Administration · 2016–2002

Last recorded 2016
Peak year (2002)
10
Annual births at peak — across 15 years of records
4681012 201620152014201320072006200520042002 10

Zi popularity over time — girls

62 total births recorded since 2001 (Zi as girls' name)

Unisex variant — 62 births
468101214 201720132012200920072006200520022001 7

Zi by decade

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

Peak: 2000s
Peak decade
2000s
41 births that decade — 63% of Zi's all-time total
2000s412010s24

Zi by state

Where Zi concentrates geographically — total births since 2002

Regionally concentrated
Top 1 states by recorded births for the name Zi
Rank State Visual share Births Share of total
#1 New York
19 29.2%
New York share of Zi's total US births 29.2%

19 of 65 births nationwide.

Frequently Asked Questions

How popular is the name Zi?
65 babies have been named Zi since 2002. It was last recorded in 2016. The peak year was 2002 with 10 births.
When was Zi most popular?
Zi was most popular in the 2000s decade with 41 total births. The single peak year was 2002.
Where is Zi most popular?
The top states for the name Zi are New York (19 births).
Is Zi a unisex name?
Yes, Zi is used for both boys and girls. As a boy's name it has 65 births, and as a girl's name it has 62 births.
How long has the name Zi been used?
Zi has been recorded in Social Security data since 2002, spanning 15 years of data through 2016.
What names are similar to Zi?
Names with a similar sound or spelling include Zion, Ziggy, Ziad, Ziyad, 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, 2002–2016 (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.