Dia: Name Popularity, History & Rankings (1880

Rank 2025

#4,197

among girls · ↓62 vs 2024

Babies in 2025

named Dia · -15% vs 2024

How common

1 in 47,273

girls born in 2025

Peak year

2015

62 babies

All-time total

2,367

#4,354 all-time among girls

First recorded

1948

in Social Security records

Dia popularity over time

2,367 babies have been named Dia since 1948, 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

GirlsBoys

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	5	–	5	1	–	#5,441
1950s	83	–	83	8	+1560%	#3,146
1960s	247	–	247	25	+198%	#1,817
1970s	391	60	451	45	+83%	#1,884
1980s	277	14	291	29	-35%	#2,399
1990s	209	10	219	22	-25%	#3,852
2000s	284	12	296	30	+35%	#3,817
2010s	489	11	500	50	+69%	#2,820
2020s (to 2025)	265	10	275	46	-8%	#3,052

Where Dia is heading

A five-year projection from the recent trend in births per 1,000 girls (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 girls	Implied rank
2026	34	0.02	outside top 500
2027	33	0.02	outside top 500
2028	33	0.02	outside top 500
2029	33	0.02	outside top 500
2030	33	0.02	outside top 500

The story of Dia

Dia is rare for girls in the United States, ranked #4,197 in 2025 with 34 babies given the name. It is currently declining compared with a decade ago.

Since 1948, 2,367 American babies have been named Dia. Its peak came in 2015, when 62 newborns received the name, the signature sound of the 2010s.

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 Dia stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Dia?

The median living Dia is about 29 years old; half are between 12 and 49. An estimated 2,300 people named Dia are alive in the United States today.

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

Dia 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	34	#4,197	–	–
2024	35	#4,135	5	#12,791
2023	54	#3,052	–	–
2022	48	#3,329	–	–
2021	45	#3,454	5	#12,620
2020	49	#3,193	–	–
2019	40	#3,737	–	–
2018	40	#3,746	–	–
2017	42	#3,647	–	–
2016	50	#3,245	–	–
2015	62	#2,820	–	–
2014	54	#3,088	–	–
2013	56	#2,985	–	–
2012	60	#2,877	–	–
2011	44	#3,561	6	#11,188
2010	41	#3,764	5	#12,752
2009	41	#3,817	–	–
2008	36	#4,293	–	–
2007	36	#4,237	7	#10,034
2006	35	#4,183	–	–
2005	34	#4,139	–	–
2004	28	#4,740	–	–
2003	17	#6,678	–	–
2002	14	#7,539	–	–
2001	22	#5,238	5	#11,022
2000	21	#5,364	–	–
1995	16	#5,750	–	–
1990	22	#4,409	–	–
1985	29	#3,105	–	–
1980	40	#2,399	–	–
1975	27	#2,761	6	#4,968
1970	46	#1,884	–	–
1965	29	#2,215	–	–
1960	15	#3,250	–	–
1955	8	#4,474	–	–
1950	5	#5,487	–	–
1945	–	–	–	–
1940	–	–	–	–
1935	–	–	–	–
1930	–	–	–	–
1925	–	–	–	–
1920	–	–	–	–
1915	–	–	–	–
1910	–	–	–	–
1905	–	–	–	–
1900	–	–	–	–
1895	–	–	–	–
1890	–	–	–	–
1885	–	–	–	–
1880	–	–	–	–

Famous people named Dia

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

1 Dia Mirza Indian actress and producer (born 1981) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Dia?

The median living Dia is about 29 years old. Half of all living Dias are between 12 and 49 years old.

How many people named Dia are alive today?

An estimated 2,300 people named Dia are alive in the United States, based on 2,367 recorded births and Social Security life tables.

What does the name Dia mean?

Dia is surname and given name.

How popular is the name Dia in 2025?

Dia ranked #4,197 among girls' names in the United States in 2025, with 34 babies given the name, according to Social Security Administration data.

How many people are named Dia?

2,367 babies have been named Dia in the United States since 1948, based on Social Security card applications.

When was the name Dia most popular?

Dia peaked in 2015, when 62 newborns received the name.

Is Dia a boy or girl name?

Dia is overwhelmingly a girl's name: 95% of babies with the name.

Is the name Dia rising or falling?

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

Will Dia become more popular?

Dia looks stable. If the recent trend holds, we project roughly 33 girls named Dia in 2030, ranking outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Who are famous people named Dia?

Well-known people named Dia include Dia Mirza (actor).

Names like Dia

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

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