What does Thaddius mean?
Thaddius [thad-dius] as a name for boys is an Aramaic name, and the name Thaddius means "heart". Thaddius is a version, with the suffix -ius, of Thaddeus (Aramaic): also possibly derives from Theodorus.
Thaddius has 1 more relation via Thaddeus: Taddeusz.Creative forms:
(male) Thordius, Traudius, ..
(female) Thadni, Thadya, .. Middle name pairings:
Thaddius Keon (T.K.), ..
How popular is Thaddius?
Thaddius is an uncommon first name for men. Thaddius is an equivalently rare surname too for all people. (2000 U.S. Demographics)
Which version is better?with its source form and related boy names. Prominent varying forms of Thaddius (not ranked) are Thaddeus (#703 from recent data) and Thadeus. Other forms, like Thaddaos, are uncommon. Adoption of these relations of Thaddius reached its most widespread a century ago (average #1123) and is somewhat less today. Below is a graphed study of the history of Thaddius and related names. (Top 2000 Names, 2015)
Similar NamesRecommended names are Agathius, Amadeus, Anastius, Andrius, Arcadius, Arkadius, Blasius, Caddis, Caddiss, Cadmus, Caius, Cassius▲, Chaddie, Claudius, Dacius, Darius▼, Darrius▼, Egidius, Esavius (see Eusebius), Fabius, Flavius, Gaddis, Gaius, Jarius, Kadmus, Marius, Shamus, Stasius, Tacitus, Tadd, Taddeo, Tadi, Tadio, Tadzio, Tallis, Tandie, Tannis, Taurus, Tavis, Teddie, Terrius, Thad▼, Thady, Thaine, Thanasis, Thandey, Thandie, Thandiwe, Thandy, Thaniel, Thedric, Thedrick, Theodorus, Theodosius, Theseus, Thijs, Thonus, Travis▼ and Traviss. These names tend to be more frequently used than Thaddius.See names in meaning and etymology.