Home / Name Directory / Thaddeus
How Many People Are Named Thaddeus?
Estimated people named Thaddeus living in the U.S. today
18,134
Gender distribution
100% male · 0% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 25,771
- Peak year: 2016 (416 births)
- Estimated living today: 18,134
Thaddeus by age group — who carries the name today?
Thaddeus popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Thaddeus
Thaddeus has been recorded by the Social Security Administration since the 19th century dataset began. In total, 25,771 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 18,134 bearers are still living — roughly 1 in 18,849 Americans. The name's strongest decade shapes how old most Thaddeuss you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Thaddeus in the US?
An estimated 18,134 people named Thaddeus are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Thaddeus rare — about 1 in 18,849 Americans.
Is Thaddeus a boy or girl name?
In SSA records, Thaddeus is 100% male and 0% female, so it is predominantly a male name.
When was Thaddeus most popular?
Thaddeus peaked in 2016, when 416 babies were given the name. Its current trend is rising compared with the previous decade.
How rare is the name Thaddeus?
Thaddeus ranks #1,684 of 104,819 first names recorded by the SSA, with a rarity score of 50 out of 100 (higher means rarer).