Baby Names US
girls' name ★ peaked 1919

Theda

Gender Girl Rank 2025 Below top lists
Rank 2025
–
among girls
Babies in 2025
<5
named Theda
How common
–
girls born in 2025
Peak year
1919
356 babies
All-time total
6,556
#2,159 all-time among girls
First recorded
1880
in Social Security records

Theda popularity over time

6,556 babies have been named Theda since 1880, 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
0.10.20.30.418801900192019401960198020002020Peak 1919Girls

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 19 2 – #851
1890s 42 4 +121% #1,085
1900s 100 10 +138% #962
1910s 1,583 158 +1483% #337
1920s 1,981 198 +25% #385
1930s 936 94 -53% #646
1940s 727 73 -22% #740
1950s 599 60 -18% #1,051
1960s 314 31 -48% #1,809
1970s 135 14 -57% #3,704
1980s 36 4 -73% #5,552
1990s 39 4 +8% #10,196
2000s 6 1 -85% #17,467
2010s 29 3 +383% #13,688
2020s (to 2025) 10 2 -43% #17,302

The story of Theda

Theda 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 1880, 6,556 American babies have been named Theda. Its peak came in 1919, when 356 newborns received the name, the signature sound of the 1910s.

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

How old are people named Theda?

The median living Theda is about 73 years old; half are between 63 and 82. An estimated 1,800 people named Theda are alive in the United States today.

median 73 020406080100

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

Theda 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 5 #17,453
2020 5 #17,302
2019 7 #13,688
2018 5 #17,914
2017 – –
2016 – –
2015 5 #18,871
2014 – –
2013 7 #14,473
2012 – –
2011 5 #19,367
2010 – –
2009 – –
2008 – –
2007 6 #17,467
2006 – –
2005 – –
2004 – –
2003 – –
2002 – –
2001 – –
2000 – –
1995 – –
1990 6 #12,836
1985 – –
1980 5 #12,018
1975 12 #5,140
1970 17 #3,704
1965 30 #2,198
1960 40 #1,809
1955 60 #1,308
1950 77 #1,051
1945 65 #967
1940 87 #740
1935 82 #750
1930 103 #678
1925 184 #525
1920 290 #385
1915 124 #585
1910 18 #1,061
1905 6 #1,903
1900 16 #962
1895 – –
1890 7 #1,193
1885 – –
1880 5 #935

Famous people named Theda

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

  1. 1 Theda Bara Theda Bara American actress (1885–1955) 19th century

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Theda?

The median living Theda is about 73 years old. Half of all living Thedas are between 63 and 82 years old.

How many people named Theda are alive today?

An estimated 1,800 people named Theda are alive in the United States, based on 6,556 recorded births and Social Security life tables.

How popular is the name Theda in 2025?

Theda 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 Theda?

6,556 babies have been named Theda in the United States since 1880, based on Social Security card applications.

When was the name Theda most popular?

Theda peaked in 1919, when 356 newborns received the name.

Is Theda a boy or girl name?

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

Is the name Theda rising or falling?

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

Who are famous people named Theda?

Well-known people named Theda include Theda Bara (actor).

Names like Theda

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

Compare Theda with similar names → More names starting with T →