Thaddius meaning, boyThaddius

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Meaning and name origin

Thaddius \th(ad)-dius\ as a boy's name is of Aramaic origin, and the meaning of Thaddius is "heart". Thaddius is a variant of Thaddeus (Aramaic): also possibly derives from Theodorus, meaning "God's gift". A given name which is rarely used.


Thaddius has 5 variant forms: Thaddaeus, Thaddaios, Thaddaos, Thaddaus, Thadeus.


Thaddius is not a popular first name for males and an equally uncommon surname or last name for all people (Source: 2000 U.S. Population Census).

Displayed below is a comparison of the popularity of the boy name Thaddius and its variant forms. The only popular variation form ranked in the Top 1000/100 is Thaddeus (#732). (Source: 2014 Birth Name Statistics).

Top 1000 baby names ranking of Thaddeus in U.S.

Top 100 baby names ranking of Thaddius and related baby names outside U.S.