Deloria: Name Popularity, History & Rankings (1880

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	Per year	Change	Best rank
1880s	–	–	–	–
1890s	–	–	–	–
1900s	–	–	–	–
1910s	–	–	–	–
1920s	19	2	–	#3,235
1930s	82	8	+332%	#2,556
1940s	106	11	+29%	#2,618
1950s	100	10	-6%	#2,410
1960s	76	8	-24%	#3,542
1970s	32	3	-58%	#5,640
1980s	10	1	-69%	#10,895
1990s	–	–	–	–
2000s	–	–	–	–
2010s	–	–	–	–
2020s (to 2025)	–	–	–	–

Decade

Girls

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

#3,235

1930s

+332%

#2,556

1940s

106

+29%

#2,618

1950s

100

-6%

#2,410

1960s

-24%

#3,542

1970s

-58%

#5,640

1980s

-69%

#10,895

1990s

–

2000s

–

2010s

–

2020s (to 2025)

–

The story of Deloria

Deloria is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1921, 425 American babies have been named Deloria. Its peak came in 1951, when 18 newborns received the name, the signature sound of the 1950s.

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

How old are people named Deloria?

The median living Deloria is about 71 years old; half are between 60 and 78. An estimated 300 people named Deloria 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.

Deloria year by year

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

Year	Girls	Girls rank
2025	–	–
2024	–	–
2023	–	–
2022	–	–
2021	–	–
2020	–	–
2019	–	–
2018	–	–
2017	–	–
2016	–	–
2015	–	–
2014	–	–
2013	–	–
2012	–	–
2011	–	–
2010	–	–
2009	–	–
2008	–	–
2007	–	–
2006	–	–
2005	–	–
2004	–	–
2003	–	–
2002	–	–
2001	–	–
2000	–	–
1995	–	–
1990	–	–
1985	5	#11,074
1980	–	–
1975	–	–
1970	6	#7,282
1965	10	#4,266
1960	13	#3,542
1955	8	#4,467
1950	15	#2,691
1945	10	#2,958
1940	10	#2,783
1935	8	#3,221
1930	7	#3,741
1925	–	–
1920	–	–
1915	–	–
1910	–	–
1905	–	–
1900	–	–
1895	–	–
1890	–	–
1885	–	–
1880	–	–

Frequently asked questions

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

How old is the average Deloria?

The median living Deloria is about 71 years old. Half of all living Delorias are between 60 and 78 years old.

How many people named Deloria are alive today?

An estimated 300 people named Deloria are alive in the United States, based on 425 recorded births and Social Security life tables.

How popular is the name Deloria in 2025?

Deloria did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Deloria?

425 babies have been named Deloria in the United States since 1921, based on Social Security card applications.

When was the name Deloria most popular?

Deloria peaked in 1951, when 18 newborns received the name.

Is Deloria a boy or girl name?

Deloria is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Deloria rising or falling?

Deloria has been roughly stable over the past decade.

Deloria

Deloria popularity over time

The story of Deloria

How old are people named Deloria?

Deloria year by year

Frequently asked questions

Names like Deloria