Total births
34
Boys' name · since 1916
Tadeus
Since 1916, U.S. Social Security records show 34 babies named Tadeus, peaking in 1918. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 34
- total births
- 1916–1924
- years on record
- 1910s
- peak decade
- 53%
- born in that decade
34 boys have been named Tadeus since 1916, though it isn't currently a top-ranked name.
Tadeus has 34 recorded births among boys since 1916, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 1910s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1916 to 1924.
- 34 total births
- 1916–1924 years on record
- 1910s peak decade
- 53% born in that decade
Data updated Jul 2026
The verdict
34 boys have been named Tadeus since 1916, peaking in the 1910s, last recorded in 1924.
- 34
- total births
- 1916–1924
- years on record
- 1910s
- peak decade
- 53%
- born in that decade
1910s
Peak decade
53% of everyone ever named Tadeus was born in this single decade.
1918
Single peak year
7 babies were named Tadeus in 1918 - its busiest year on record.
Tadeus's usage pattern, beyond the headline number
Tadeus splits its recorded history at 1920: 47% of all births land in the more recent half, 53% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1917 (5 births) -- compare that against the 1918 peak of 7 for a sense of just how much the name's popularity has swung.
Tadeus at a glance
Last recorded 1924Peak year
1918
Current rank
Unranked
Active since
1916
Tadeus popularity over time
Annual U.S. births registered with the Social Security Administration · 1916–1924
- Peak year (1918)
- 7
- Annual births at peak, across 9 years of records
Tadeus by decade
Total births in each ten-year window, peak vs trough at a glance
1910s was Tadeus's strongest decade.
18 babies received the name during that ten-year window, about 53% of all-time use.
Tadeus births by decade
Total births in each ten-year window
- 1910s
1910s
18 births
- 1920s
1920s
16 births
What this shows Peak: 1910s at 18 births (53% of all-time use).
Frequently Asked Questions
How popular is the name Tadeus? ▼
34 babies have been named Tadeus since 1916. It was last recorded in 1924. The peak year was 1918 with 7 births.
When was Tadeus most popular? ▼
Tadeus was most popular in the 1910s decade with 18 total births. The single peak year was 1918.
How long has the name Tadeus been used? ▼
The SSA has tracked Tadeus since 1916 -- 9 years through the most recent 1924 data.
What names are similar to Tadeus? ▼
Names with a similar sound or spelling include Tad, Tadeo, Tadd, Tadashi, and 4 more. These share a common prefix and are also used for boys.
What to do with Tadeus's data
- Tadeus's usage has stayed within range of its 1910s decade-level peak (18 total births) through the 1920s (16) -- a comparatively stable name, not a fading trend.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Tadeus
Nearby Names Like Tadeus
Names with a similar sound, spelling, or feel to Tadeus
Tad Boy
#7293 6,929 births
Tadeo Boy
#412 5,843 births
Tadd Boy
1,457 births
Tadashi Boy
#8361 676 births
Tadhg Boy
#3078 613 births
Compare Tadeus side by side: Tadeus vs Tad Tadeus vs Tadeo Tadeus vs Tadd
Related Names
Names with a similar number of total births
Data Sources
Data as of July 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1916–1924 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Tadeus: Baby Name Since 1916 - 34 Births, Peak 1918." NameAlmanac. Accessed via https://namealmanac.com/name/tadeus. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Tadeus draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.