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.