Boy · #12,230 in 2026

Casimiro

Casimiro or Casemiro may refer to:

  • Spanish
  • Portuguese
  • Italian
Current Rank
#12,230
Peak Rank
#1,412 (1921)
Total Babies
1K
5-Yr Trend
Stable
1881
First Year
2023
Last Year
1921
Peak Year
#1412
Peak Rank
1K
Total Count
102
Years Active

Meaning & Origin of Casimiro

What this name means, where it came from, and how it has traveled across cultures.

Casimiro or Casemiro may refer to:

Source: Wikipedia (CC BY-SA 3.0). Read more →

Cultural Origins (via Behind the Name)

  • Spanish
  • Portuguese
  • Italian

The Story of Casimiro

The earliest SSA record of Casimiro as a baby boy name dates back to 1881, when 6 babies received it. 1921 was its biggest year on record, with 28 newborns named Casimiro — #1,412 in the national rankings. Casimiro last appeared in the published SSA data in 2023, with 5 recorded births — it has not charted nationally since. All told, over 1K Americans have carried the name since 1880, from the 1880s to the 2020s.

Popularity Over Time

Popularity by State

ME
WA
MT
ND
MN
WI
MI
NY
VT
NH
MA
OR
ID
SD
IA
IL
IN
OH
PA
NJ
CT
RI
CA
NV
WY
NE
MO
KY
WV
VA
MD
DE
DC
UT
CO
KS
AR
TN
NC
SC
AK
AZ
NM
OK
LA
MS
AL
GA
HI
TX
FL
Top 10
11-50
51-100
101-500
500+
No data

Names that sound like Casimiro

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

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Casimiro

What does the name Casimiro mean?
Casimiro or Casemiro may refer to:
What is the origin of the name Casimiro?
Casimiro has roots in the following cultural and linguistic traditions: Spanish, Portuguese, Italian.
How popular is Casimiro in 2026?
In 2026, Casimiro ranks #12,230 among boys' names in the U.S., with 5 babies given the name that year.
When was Casimiro most popular?
Casimiro reached its peak popularity in 1921, ranking #1,412 that year with 28 babies given the name.
In which U.S. states is Casimiro most popular?
Casimiro has historically been most popular in New Mexico, Texas, California. Rankings vary year to year, but these states show the strongest concentration of births named Casimiro.
Is Casimiro a unisex name?
In U.S. Social Security records, Casimiro is primarily a boy's name. We don't have meaningful data for it as a girl's name.
What names go well with Casimiro?
Names that share a similar style or popularity range with Casimiro include Kemp, Ardis, Bessie. These pairings are based on rank proximity and naming era in U.S. data.

About the name Casimiro

Casimiro is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1881 and has accumulated 1K births in the dataset. Casimiro's peak popularity came in 1921 when it ranked #1,412. Use the chart and map above to compare Casimiro'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.