Thaddeus

Origin: Undetermined — Variant of Thaddaeus

Nicknames: Ted, Tad, Thad

Boy's name · #798 in the US (2025) · Vintage

Popularity over time

Thaddeus is an heirloom: its strongest era came around 1918, when it ranked #307. It has thinned since but never left the records — about 26,000 boys since 1880, ranked #798 today.

Across the states

See where Thaddeus is more common.

Appears in 2020-2025 birth records of 32 states. See the full state-by-state map on this page.

Around the world

See how Thaddeus ranks in other countries and regions.

#1,606 in England & Wales (2025) · #1,068 in Canada (2024).

Famous Thaddeuses

Thaddeus Stevens — American statesman (1792–1868)
Thaddeus Young — American professional basketball player
Thaddeus of Edessa — Christian saint and one of the seventy disciples of Jesus
Thaddeus McCotter — American politician (born 1965)
Thaddeus Cahill — American inventor (1867–1934)

In stories & tradition

Thaddeus (Thunderbolt Ross) — Hulk and the Agents of S.M.A.S.H. (TV series)
Thaddeus (Doctor Sivana) — Batman: The Brave and the Bold (TV series)

What Thaddeuses become

Among 135 notable people named Thaddeus:

Lawyers & judges appear 2.93× more often than among typical names — e.g. Thaddeus A. Minshall, American lawyer (1834–1908).

Similar names: Howard · Taylor · Stanley · Houston · Vernon · Milton

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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