Tadeusz is a ♂ boy’s name.
Tadeusz is a Polish form of the biblical name Thaddeus, which is of Greek and Aramaic origin.
Tadeusz means “heart” (from Aramaic “tadda”). In Greek, Tadeusz derived from Θαδδαιος/Thaddaios, which is of unknown origin.
The name Tadeusz is ranked #3576 overall.
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