Boy name
Thaddeus
As of 2025, Thaddeus ranks #797 among American boys' names, according to Social Security records. 314 boys received the name that year. Its position has barely moved over the past five years — a sign of steady, established appeal. SSA records for Thaddeus go back to 1880; the peak came in 1918 at #307, with 328 babies named that year. Geographically, it's strongest in Nebraska, where it ranks #377 among boy names.
Rankings
2025 rank
#797
among boy names
Trend
Stable
last 5 years
All-time peak
#307
in 1918 (1910s)
Babies in 2025
314
boys named Thaddeus
Thaddeus popularity, 1880–2025
Where Thaddeus is most popular
Share of boys born in 2025:lowhighno data (< 5 births)
Strongest states: Nebraska (#377), Idaho (#435), Kansas (#428)
Uniqueness score
49/ 100Balanced
everywhereone of a kind
Well known, but far from crowded — the middle of the field. Based on how many babies per birth were named Thaddeus in the most recent year of SSA data.