Boy · #9,584 in 2026

Eustacio

Name: Popularity of the name Eustacio in U.S. births, 1880–2026
Creator: U.S. Social Security Administration
License: https://www.ssa.gov/foia/
Keywords: Eustacio, baby name, popularity, U.S., SSA, rankings

Current Rank

#9,584

Peak Rank

#2,143 (1922)

Total Babies

292

5-Yr Trend

Stable

1915

First Year

2006

Last Year

1922

Peak Year

#2143

Peak Rank

292

Total Count

Years Active

The Story of Eustacio

Eustacio first appeared in U.S. Social Security Administration records as a baby boy name in 1915, with 5 babies given the name that year. Its peak popularity came in 1922, when 15 Eustacios were born — ranking #2,143 that year. As of 2026, Eustacio ranks #9,584 for baby boys with 7 births, with steady use. In total, more than 292 Eustacios have been born in the U.S. since records began in 1880, spanning the 1910s through the 2020s.

Popularity Over Time

Popularity by State

Top 10

11-50

51-100

101-500

500+

No data

Names that sound like Eustacio

Phonetically similar names — useful when Eustacio is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.

Eustacia
Eustace
Justis
Eustis
Eustice
Justicia
Nastasia
Ustasha
Justina
Usto
Eustachian
Eustache

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Eustacio

What does the name Eustacio mean?

Eustacio is a boy's name that has been used in U.S. records since 1915. Behind the Name doesn't list a specific etymology, but the name has remained in use across multiple decades.

How popular is Eustacio in 2026?

In 2026, Eustacio ranks #9,584 among boys' names in the U.S., with 7 babies given the name that year.

When was Eustacio most popular?

Eustacio reached its peak popularity in 1922, ranking #2,143 that year with 15 babies given the name.

In which U.S. states is Eustacio most popular?

Eustacio has historically been most popular in Texas. Rankings vary year to year, but these states show the strongest concentration of births named Eustacio.

Is Eustacio a unisex name?

In U.S. Social Security records, Eustacio is primarily a boy's name. We don't have meaningful data for it as a girl's name.

What names go well with Eustacio?

Names that share a similar style or popularity range with Eustacio include Oley, Abron, Millie. These pairings are based on rank proximity and naming era in U.S. data.

About the name Eustacio

Eustacio is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1915 and has accumulated 292 births in the dataset. Eustacio's peak popularity came in 1922 when it ranked #2,143. Use the chart and map above to compare Eustacio's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
Predicted nationality distribution — Nationalize.io .
Phonetically similar names — Datamuse .

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.