Baby Names US
boys' name ★ peaked 1988

Demario

Gender Boy Rank 2025 #3,681 Trend ↓ Falling 34%
Rank 2025
#3,681
among boys · ↓393 vs 2024
Babies in 2025
30
named Demario · -17% vs 2024
How common
1 in 56,936
boys born in 2025
Peak year
1988
338 babies
All-time total
6,381
#1,539 all-time among boys
First recorded
1968
in Social Security records

Demario popularity over time

6,381 babies have been named Demario since 1968, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.050.10.150.218801900192019401960198020002020BoysGirls
BoysGirls

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – – – – – –
1960s – 13 13 1 – #3,676
1970s 6 481 487 49 +3646% #709
1980s 11 2,224 2,235 224 +359% #504
1990s – 1,453 1,453 145 -35% #668
2000s – 1,095 1,095 110 -25% #1,179
2010s – 818 818 82 -25% #1,414
2020s (to 2025) – 280 280 47 -43% #2,145

Where Demario is heading

A five-year projection from the recent trend in births per 1,000 boys (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 boys Implied rank
2026 28 0.02 outside top 500
2027 26 0.02 outside top 500
2028 25 0.01 outside top 500
2029 24 0.01 outside top 500
2030 23 0.01 outside top 500

The story of Demario

Demario is rare for boys in the United States, ranked #3,681 in 2025 with 30 babies given the name. It is currently declining compared with a decade ago.

Since 1968, 6,381 American babies have been named Demario. Its peak came in 1988, when 338 newborns received the name, the signature sound of the 1980s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Demario stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Demario?

The median living Demario is about 33 years old; half are between 19 and 39. An estimated 6,200 people named Demario are alive in the United States today.

median 33 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Demario year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 – – 30 #3,681
2024 – – 36 #3,288
2023 – – 45 #2,814
2022 – – 48 #2,727
2021 – – 56 #2,417
2020 – – 65 #2,145
2019 – – 33 #3,437
2018 – – 76 #1,942
2017 – – 68 #2,053
2016 – – 64 #2,147
2015 – – 58 #2,283
2014 – – 92 #1,673
2013 – – 98 #1,579
2012 – – 100 #1,580
2011 – – 117 #1,414
2010 – – 112 #1,462
2009 – – 96 #1,643
2008 – – 133 #1,305
2007 – – 117 #1,401
2006 – – 120 #1,353
2005 – – 131 #1,209
2004 – – 132 #1,179
2003 – – 104 #1,326
2002 – – 94 #1,397
2001 – – 94 #1,358
2000 – – 74 #1,587
1995 – – 117 #1,028
1990 – – 230 #668
1985 – – 201 #615
1980 – – 160 #686
1975 – – 33 #1,562
1970 – – 9 #3,343
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

Quick answers about Demario, drawn from the same Social Security data as the charts above.

How old is the average Demario?

The median living Demario is about 33 years old. Half of all living Demarios are between 19 and 39 years old.

How many people named Demario are alive today?

An estimated 6,200 people named Demario are alive in the United States, based on 6,381 recorded births and Social Security life tables.

How popular is the name Demario in 2025?

Demario ranked #3,681 among boys' names in the United States in 2025, with 30 babies given the name, according to Social Security Administration data.

How many people are named Demario?

6,381 babies have been named Demario in the United States since 1968, based on Social Security card applications.

When was the name Demario most popular?

Demario peaked in 1988, when 338 newborns received the name.

Is Demario a boy or girl name?

Demario is overwhelmingly a boy's name: 100% of babies with the name.

Is the name Demario rising or falling?

Demario is declining, less popular now than a decade ago.

Will Demario become more popular?

Demario is trending downward. If the recent trend holds, we project roughly 23 boys named Demario in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Demario

Names that sound and feel close to Demario: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Demario with similar names → More names starting with D →