Thadeus
2 countries#10695 in United States, 2025Popularity across 2 countries
Each line is scaled to its own peak, so you can compare when Thadeus was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
1,123 births recorded 1912–2025 · currently #10695 · peaked in 1918 with 27 births
Most common in: Pennsylvania, New York, Illinois, Wisconsin
Source: Social Security Administration, official birth-registration data
🇫🇷 France
17 births recorded 1925–1931 · peaked in 1930 with 5 births
Most common in: Pas-de-Calais
Source: INSEE, official birth-registration data
United States rank history
Thadeus’s rank among boys’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2003 | #5271 | — |
| 2004 | #4793 | ↑478 |
| 2005 | #4464 | ↑329 |
| 2006 | #4865 | ↓401 |
| 2007 | #4243 | ↑622 |
| 2008 | #6070 | ↓1827 |
| 2009 | #6436 | ↓366 |
| 2010 | #6359 | ↑77 |
| 2011 | #6256 | ↑103 |
| 2012 | #7559 | ↓1303 |
| 2013 | #7537 | ↑22 |
| 2014 | #5997 | ↑1540 |
| 2015 | #8040 | ↓2043 |
| 2016 | #6726 | ↑1314 |
| 2018 | #10760 | ↓4034 |
| 2019 | #8889 | ↑1871 |
| 2021 | #10799 | ↓1910 |
| 2022 | #12330 | ↓1531 |
| 2024 | #10938 | ↑1392 |
| 2025 | #10695 | ↑243 |
Frequently asked questions about Thadeus
Is Thadeus a popular name?
Yes — Thadeus currently ranks #10695 among boys’ names in United States as of 2025, based on official birth records.
Is Thadeus more common for boys or girls?
Thadeus is recorded predominantly as a boys’ name in official United States birth data.
When was Thadeus most popular?
Thadeus peaked in 1918 in United States, with 27 recorded births that year.
Is Thadeus rising or falling in popularity?
In United States, Thadeus’s popularity is falling — its rank has slipped from #1746 in 1912 to #10695 in 2025.
How many babies have been named Thadeus?
At least 1,140 babies have been recorded with the name Thadeus across official birth statistics in 2 countries.
Is Thadeus popular in more than one country?
Yes — Thadeus appears in official birth records in 2 countries: United States, France.
What names are similar in popularity to Thadeus?
Based on real 2025 ranking data in United States, names ranked closest to Thadeus include Terron, Thai.
Similar names right now
Ranked directly next to Thadeus in United States, 2025 — a real popularity match, not a subjective list.