Recorded 2020–2021 Boys' name Peak 2021 11 births

Siosifa — boys' name

11 babies named Siosifa in U.S. Social Security records since 2020, with the highest year being 2021. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2020s11
2020s
Peak decade

100% of everyone ever named Siosifa was born in this single decade.

2021
Single peak year

6 babies were named Siosifa in 2021 — its busiest year on record.

What the Data Says About Siosifa

The Social Security Administration has registered 11 babies named Siosifa between 2020 and 2021, spanning 2 consecutive years of U.S. birth records. As a boy's name, Siosifa currently falls outside the top 1,000 boys' names for 2021. The name reached its historical peak in 2021, when 6 babies received it in a single year.

Decade-level aggregation shows that Siosifa performed strongest in the 2020s, accumulating 11 births during that ten-year window.

No etymological entry is currently available for Siosifa 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 11 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.

Siosifa at a glance

Last recorded 2021

Total births

11

Since 2020

2 years of records

Peak year

2021

6 births that year

Strongest decade: 2020s

Current rank

Unranked

Outside the modern top-1,000

As of 2021

Active since

2020

Recorded for 2 years

Last year on file: 2021

Siosifa popularity over time

Annual U.S. births registered with the Social Security Administration · 2021–2020

Last recorded 2021
Peak year (2021)
6
Annual births at peak — across 2 years of records
4.555.566.5 20212020 5

Siosifa by decade

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

Peak: 2020s
Peak decade
2020s
11 births that decade — 100% of Siosifa's all-time total
2020s11

Frequently Asked Questions

How popular is the name Siosifa?
11 babies have been named Siosifa since 2020. It was last recorded in 2021. The peak year was 2021 with 6 births.
When was Siosifa most popular?
Siosifa was most popular in the 2020s decade with 11 total births. The single peak year was 2021.
How long has the name Siosifa been used?
Siosifa has been recorded in Social Security data since 2020, spanning 2 years of data through 2021.
What names are similar to Siosifa?
Names with a similar sound or spelling include Sione, Sion, Siosiua, Siosaia, and 1 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, 2020–2021 (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.