Baby Names US
boys' name ★ peaked 1929

Thedore

Gender Boy Rank 2025 Below top lists
Rank 2025
–
among boys
Babies in 2025
<5
named Thedore
How common
–
boys born in 2025
Peak year
1929
34 babies
All-time total
1,136
#4,737 all-time among boys
First recorded
1902
in Social Security records

Thedore popularity over time

1,136 babies have been named Thedore since 1902, 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
0.030.050.080.118801900192019401960198020002020Peak 1903Boys

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 Boys Per year Change Best rank
1880s – – – –
1890s – – – –
1900s 63 6 – #775
1910s 151 15 +140% #1,292
1920s 242 24 +60% #1,213
1930s 215 22 -11% #1,269
1940s 177 18 -18% #1,417
1950s 152 15 -14% #1,758
1960s 80 8 -47% #2,231
1970s 33 3 -59% #3,629
1980s 17 2 -48% #6,150
1990s – – – –
2000s – – – –
2010s – – – –
2020s (to 2025) 6 1 – #12,163

The story of Thedore

Thedore 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 1902, 1,136 American babies have been named Thedore. Its peak came in 1929, when 34 newborns received the name, the signature sound of the 1920s.

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

How old are people named Thedore?

The median living Thedore is about 71 years old; half are between 62 and 80. An estimated 400 people named Thedore are alive in the United States today.

median 71 020406080100

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

Thedore year by year

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

Year Boys Boys rank
2025 – –
2024 – –
2023 – –
2022 6 #12,163
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 #7,488
1980 – –
1975 5 #6,252
1970 6 #4,684
1965 10 #2,766
1960 8 #3,314
1955 17 #1,971
1950 15 #2,013
1945 21 #1,490
1940 18 #1,676
1935 22 #1,485
1930 22 #1,597
1925 26 #1,490
1920 25 #1,539
1915 17 #1,777
1910 6 #1,569
1905 11 #783
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Frequently asked questions

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

How old is the average Thedore?

The median living Thedore is about 71 years old. Half of all living Thedores are between 62 and 80 years old.

How many people named Thedore are alive today?

An estimated 400 people named Thedore are alive in the United States, based on 1,136 recorded births and Social Security life tables.

How popular is the name Thedore in 2025?

Thedore 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 Thedore?

1,136 babies have been named Thedore in the United States since 1902, based on Social Security card applications.

When was the name Thedore most popular?

Thedore peaked in 1929, when 34 newborns received the name.

Is Thedore a boy or girl name?

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

Is the name Thedore rising or falling?

Thedore has been roughly stable over the past decade.

Names like Thedore

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

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