Unisex · #2,739 in 2026

Dempsey

Dempsey is a surname of Irish origin.

Current Rank
#2,739
Peak Rank
#571 (1921)
Total Babies
4K
5-Yr Trend
-17%
👧 Girl peak #3,559 (569 total)
👦 Boy peak #571 (4K total)
👦As Boy Name
1880
First Year
2026
Last Year
1921
Peak Year
#571
Peak Rank
4K
Total Count
139
Years Active
👧As Girl Name
1920
First Year
2026
Last Year
2013
Peak Year
#3559
Peak Rank
569
Total Count
30
Years Active

Meaning & Origin of Dempsey

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

Dempsey is a surname of Irish origin.

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

Origin & history
Dempsey is an anglicised form of Ó Díomasaigh, 'descendant of Díomasach'; this personal name is the Irish adjective díomasach 'proud'. The family originated in the Kingdom of Uí Failghe . According to John Grenham: .mw-parser-output .templatequote{overflow:hidden;margin:1em 0;padding:0 32px}.mw-parser-output .templatequotecite{line-height:1.5em;text-align:left;margin-top:0}@media(min-width:500px){.mw-parser-output .templatequotecite{padding-left:1.6em}} In the original Irish Dempsey is Ó Diomasaigh, from diomasach, meaning "proud" or "arrogant". The name was also occasionally anglicised "Proud

The Story of Dempsey

As a girl name

Dempsey first appeared in U.S. Social Security Administration records as a girl name in 1920, with 5 babies given the name that year. Its peak popularity came in 2013, when 37 Dempseys were born — ranking #4,002 that year. As of 2026, Dempsey ranks #4,347 for girls with 32 births, rising sharply (+18% over the past five years). In total, more than 569 Dempseys have been born in the U.S. since records began in 1880, spanning the 1920s through the 2020s.

As a boy name

Dempsey first appeared in U.S. Social Security Administration records as a boy name in 1880, with 11 babies given the name that year. Its peak popularity came in 1921, when 108 Dempseys were born — ranking #609 that year. As of 2026, Dempsey ranks #2,739 for boys with 47 births, falling sharply (-17%). In total, more than 4K Dempseys have been born in the U.S. since records began in 1880, spanning the 1880s through the 2020s.

Popularity Over Time

Girls Boys

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 Dempsey

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

  • Dimpsy
  • Demps
  • Dumps
  • Dumpy
  • Dipsy
  • Dipsey
  • Damps
  • Dampy
  • Demby
  • Temps
  • Tempe
  • Tempi

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Dempsey

What does the name Dempsey mean?
Dempsey is a surname of Irish origin.
How popular is Dempsey in 2026?
In 2026, Dempsey ranks #2,739 among boys' names in the U.S., with 47 babies given the name that year.
When was Dempsey most popular?
Dempsey reached its peak popularity in 1921, ranking #571 that year with 108 babies given the name.
In which U.S. states is Dempsey most popular?
Dempsey has historically been most popular in West Virginia, Mississippi, North Carolina. Rankings vary year to year, but these states show the strongest concentration of births named Dempsey.
Is Dempsey a unisex name?
Yes — Dempsey is used for both girls and boys in U.S. records, with about 12% of Dempseys assigned female and 88% assigned male historically.
What names go well with Dempsey?
Names that share a similar style or popularity range with Dempsey include Gabe, Justus, Winford. These pairings are based on rank proximity and naming era in U.S. data.

About the name Dempsey

Dempsey is a unisex baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1880 and has accumulated 4K births in the dataset. Dempsey's peak popularity came in 1921 when it ranked #571. Use the chart and map above to compare Dempsey'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.