Thadeus: 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	Boys	Per year	Change	Best rank
1880s	–	–	–	–
1890s	–	–	–	–
1900s	–	–	–	–
1910s	116	12	–	#1,398
1920s	153	15	+32%	#1,689
1930s	27	3	-82%	#2,996
1940s	26	3	-4%	#3,629
1950s	33	3	+27%	#2,832
1960s	48	5	+45%	#2,768
1970s	148	15	+208%	#1,715
1980s	121	12	-18%	#2,536
1990s	160	16	+32%	#2,775
2000s	173	17	+8%	#3,897
2010s	95	10	-45%	#6,275
2020s (to 2025)	23	4	-60%	#11,845

Decade

Boys

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

116

–

#1,398

1920s

153

+32%

#1,689

1930s

-82%

#2,996

1940s

-4%

#3,629

1950s

+27%

#2,832

1960s

+45%

#2,768

1970s

148

+208%

#1,715

1980s

121

-18%

#2,536

1990s

160

+32%

#2,775

2000s

173

+8%

#3,897

2010s

-45%

#6,275

2020s (to 2025)

-60%

#11,845

The story of Thadeus

Thadeus is rare for boys in the United States, ranked #11,845 in 2025 with 6 babies given the name. It is currently declining compared with a decade ago.

Since 1912, 1,123 American babies have been named Thadeus. Its peak came in 1918, when 27 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 Thadeus stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Thadeus?

The median living Thadeus is about 32 years old; half are between 20 and 47. An estimated 800 people named Thadeus 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.

Thadeus year by year

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

Year	Boys	Boys rank
2025	6	#11,845
2024	6	#12,201
2023	–	–
2022	5	#14,122
2021	6	#11,984
2020	–	–
2019	8	#9,648
2018	6	#11,990
2017	–	–
2016	12	#7,101
2015	9	#8,670
2014	14	#6,275
2013	10	#8,044
2012	10	#8,074
2011	13	#6,543
2010	13	#6,663
2009	13	#6,771
2008	14	#6,362
2007	23	#4,355
2006	18	#5,052
2005	19	#4,618
2004	17	#4,985
2003	14	#5,522
2002	22	#3,897
2001	18	#4,454
2000	15	#5,016
1995	18	#3,679
1990	18	#3,451
1985	7	#5,714
1980	8	#4,897
1975	17	#2,530
1970	–	–
1965	6	#3,889
1960	–	–
1955	5	#4,343
1950	–	–
1945	–	–
1940	5	#3,891
1935	5	#4,095
1930	9	#2,996
1925	15	#2,178
1920	16	#2,119
1915	17	#1,776
1910	–	–
1905	–	–
1900	–	–
1895	–	–
1890	–	–
1885	–	–
1880	–	–

Frequently asked questions

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

How old is the average Thadeus?

The median living Thadeus is about 32 years old. Half of all living Thadeuss are between 20 and 47 years old.

How many people named Thadeus are alive today?

An estimated 800 people named Thadeus are alive in the United States, based on 1,123 recorded births and Social Security life tables.

What does the name Thadeus mean?

Spelling variant of Thaddeus.

How popular is the name Thadeus in 2025?

Thadeus ranked #11,845 among boys' names in the United States in 2025, with 6 babies given the name, according to Social Security Administration data.

How many people are named Thadeus?

1,123 babies have been named Thadeus in the United States since 1912, based on Social Security card applications.

When was the name Thadeus most popular?

Thadeus peaked in 1918, when 27 newborns received the name.

Is Thadeus a boy or girl name?

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

Is the name Thadeus rising or falling?

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

Thadeus

Thadeus popularity over time

The story of Thadeus

How old are people named Thadeus?

Thadeus year by year

Frequently asked questions

Names like Thadeus